Answer:
Gold is in Box 1
Step-by-step explanation:
There are 3 boxes. One of them contains gold
In each box, there is a message, and one of them is true.
Box 1: "The gold is not in Box 2".
Box 2: "The gold is in this box"
Box 3: "The gold is not in this box".
Which box has the gold?
Answer:
O Box 1
O Box 3
O Box 2
There's not enough info
Assume each statement to be true at a time, and check for contradictions.
Box 1: "The gold is not in Box 2".
Assume True. Gold in 1 or 2.
Box 2: "The gold is in this box"
False. Gold not in 2.
Box 3: "The gold is not in this box".
False. Gold in 3
Contradiction between box1 and box 3 message.
Box 2: "The gold is in this box"
Assume true. Gold in 2.
Box 1: "The gold is not in Box 2".
False. Gold in 2.
Box 3: "The gold is not in this box".
False. Gold in 3.
Contradiction between boxes 2 and 3. Box 2 message cannot be true.
Box 3: "The gold is not in this box".
Assume true. Gold in 1 or 2.
Box 1: "The gold is not in Box 2".
False. Gold in 2.
Box 2: "The gold is in this box"
False. Gold not in 2.
No contradictions.
Gold must be in 1.
Answer: Gold is in Box 1
What is a name for the marked angle?
Simplify 5/8x+1/2(1/4x+10)
The simplification 5/8(x )+ 1/2 ( 1/4( x) +10) is 3/4(x) + 5
What is simplification of fractions?The word simplify means to make something easier to do or understand. So, reducing or simplifying fractions means we make the fraction as simple as possible. We do this by dividing the numerator and the denominator by the largest number that can divide into both numbers exactly.
For example 25/100 can be simplified by cutting down 25 and 100 by their common factor which is 25.
25/100 = 1/4
⅝(x) + 1/8(x) + 5
= 6/8(x) +5
= 3/4(x) + 5
therefore the simplification of 5/8(x )+ 1/2 ( 1/4( x) +10) is 3/4(x) + 5
learn more about simplification of fractions from
https://brainly.com/question/78672
#SPJ1
In the xy-plane, line m passes through the origin and is perpendicular to the line 6x+y=h, where h is a constant. If the two lines intersect at point (p, p+2), what is the value of p?
Using slope intercept equation the value of p is -2.4 .
What is slope intercept equation?
When the slope of the line being studied is known, and the provided point is also the y intercept, the slope intercept formula, y = mx + b, is utilised (0, b). It provides both a slope and an intercept, which is why the form is known as the slope-intercept form.
Let’s call line m y’ and we can deduce that y’ = ax where a is the slope of line y’. (In the standard line equation, y = mx + b, b is the y intercept which, in the case of line m, is zero since it passes through the origin (0,0).)
Then name the 2nd line y’’ = -6x + h
When straight lines are perpendicular, their slopes are negative inverses. So the slope of line y’, which I’ve called a, must equal +1/6
Now we know that y’ = (1/6)x and y’’ = -6x + h
If the lines intersect at a point (x , y) which we are told is (p, p+2), then at that point y’ = y’’, or p+2 = (1/6) and p = -6(p+2) + h.
From this we can solve for p,
=> p - p/6 = -2=> (5/6)p = -2 or
=>p = -12/5 = -2.4
Now we know that the intersection point (p,p+2) is (-2.4, -0.4)
Hence the value of p is -2.4 .
To learn more about slope intercept equation refer the below link
https://brainly.com/question/25262302
#SPJ4
Antonio le da cada dia a su perro siete decimos de bote de comida para perros ¿ para cuantos dias tiene con 7/2 de bote
La cantidad de comida de 7 / 2 de un bote sirve para un número de días de 5 días.
¿Cómo determinar la duración de un bote de comida para perros?
En este problemas tenemos que Antonio da una ración fija de comida a su perro, se indica que consume siete décimos (7 / 10) de un bote de comida cada día para alimentar a su perro. Tenemos aquí un situación de relación directa entre la cantidad de comida (y) y el número de días para provisiones (x).
A partir del enunciado, se deriva la siguiente ecuación:
y = (7 / 10) · x
Si tenemos que y = 7 / 2, entonces el número de días para provisiones es:
7 / 2 = (7 / 10) · x
x = 10 / 2
x = 5
La cantidad de comida de 7 / 2 de un bote sirve para un número de días de 5 días.
Para aprender más sobre relaciones directas: https://brainly.com/question/24288747
#SPJ1
please help me asp i dont got much time
The function are f+g(x)=f(x)+g(x), (f-g)x=f(x)-g(x), (g-f)(x)=g(x)-f(x), (f.g)(x)=f(x).g(x), f/g(x)=f(x)/g(x) and g/f(x)=g(x)/f(x)
What is a function?A relation is a function if it has only One y-value for each x-value.
We know that from properties of function,
f+g(x)=f(x)+g(x)
(f-g)x=f(x)-g(x)
(g-f)(x)=g(x)-f(x)
(f.g)(x)=f(x).g(x)
f/g(x)=f(x)/g(x)
g/f(x)=g(x)/f(x)
Hence, the function are f+g(x)=f(x)+g(x), (f-g)x=f(x)-g(x), (g-f)(x)=g(x)-f(x), (f.g)(x)=f(x).g(x), f/g(x)=f(x)/g(x) and g/f(x)=g(x)/f(x)
To learn more on Functions click:
https://brainly.com/question/21145944
#SPJ1
Tracy is receiving lanoxin every 8.0 hours. She weighs 61 kg. The
dose range for this drug is 0.030 to 0.060 mg/kg every day. What is
the maximum safe dose (in mg) you could deliver every 8.0 hours?
The maximum safe dosage that can be delivered every 8 hours is 1.22 mg.
What is maximum value?A point in mathematics where the value of a function is greatest. It is an absolute maximum if the value is greater than or equal to all other function values.The smallest value in a given data set will be the minimum. The maximum is the most significant value in the data set.Here given that,
Tracy receives the drug lanoxin every 8.0 hours.
Her weight = 61 kg
The minimum dosage range = 0.03 mg/kg
The maximum dosage range = 0.060 mg/kg
To find,
Drug requirement for Tracy is :
0.060 x 61
= 3.66 mg per day
The maximum safe dose for each 8.0 hours is :
3.66 / 3 = 1.22mg
To learn more about maximum refer to :
https://brainly.com/question/17647644
#SPJ1
let and let have critical numbers -2, 0, and 2. use the second derivative test to determine which critical numbers, if any, give a relative maximum
According to the second derivative test, whether or not there is a relative maximum or minimum at a crucial number depends on the sign of the second derivative. According to the second derivative test, in this situation, -2 and 0 result in a relative minimum, whereas 2 results in a relative maximum.
To ascertain if a crucial number belongs to a relative maximum or relative minimum, one can utilise the second derivative test. Calculate the function's second derivative before using the test. After that, calculate the second derivative at the threshold value. The critical number relates to a relative maximum if the second derivative is negative. The crucial number corresponds to a relative minimum if the second derivative is positive. Specifically, At -2 and 0, when the second derivative is negative, there is a relative minimum. The crucial number 2 corresponds to a relative maximum since the second derivative is positive at that value.
Learn more about maximum here
https://brainly.com/question/29130692
#SPJ4
This graph shows a proportional relationship.
What is the constant of proportionality?
y= 1/4 x= 3/8
Answer:
y = 1/4x
Step-by-step explanation:
Proportional Relationships:A proportional relationship is similar to a linear relationship, with one distinction, it's y-intercept is equal to zero, so it can be expressed in the form: [tex]y=kx[/tex], where "k" is some constant. More specifically, when we divide y by x, we always get a constant amount, denoted as "k": [tex]\frac{y}{x}=k[/tex].
Using this knowledge, we can kind of immediately tell it's [tex]y=\frac{1}{4}x[/tex] as it's the only one in the form: [tex]y=kx[/tex], but let's look at why [tex]x=\frac{3}{8}[/tex] is not a proportional relationship.
It's important to note that [tex]x=\frac{3}{8}[/tex] is a vertical line, since the x value is constant while the y value varies. This means "y/x" cannot be constant, since "y" changes, except what it's being divided by will remain the same, equal to 3/8.
You are given the following information about N, the annual number of claims for a randomly selected insured:
P(N=0) = 1/2
P(N=1) = 1/3
P(N>1) = 1/6
Let S denote the total annual claim amount for an insured. When N=1, S is exponentially distributed with mean 5. When N>1, S is exponentially distributed with mean 8. Determine P(4
When N=1, P(S=4) = 1 - exp^(-4/5). When N>1, P(S=4) = 1 - exp^(-4/8). Therefore, P(S=4) = 1/2 * (1 - exp^(-4/5)) + 1/6 * (1 - exp^(-4/8)). S denote the total amount for an insured.
When N=1, the total annual claim amount for an insured, S, is exponentially distributed with mean 5. This means that the probability of S being equal to 4 is 1 - exp^(-4/5). When N>1, the probability of S being equal to 4 is 1 - exp^(-4/8). Since P(N=0) = 1/2 and P(N=1) = 1/3, the total probability of S being equal to 4 is the sum of the probabilities for N=1 and N>1. This is equal to 1/2 * (1 - exp^(-4/5)) + 1/6 * (1 - exp^(-4/8)).
Learn more about amount here
https://brainly.com/question/8082054
#SPJ4
What is the sum of the sequence 1+(a+b)+(a^2+ab+b^2)+(a^3+a^2b+ab^2),up to n terms?
The sum can be rewritten like this:
∑k=0n−1∑l=0kalbk−l.
If a=b=1
then the sum is that of the first n
integers, n(n+1)2
.Assume now that (a,b)≠(1,1)
. If b=1
then the somme becomes geometric so,
∑k=0n−1∑l=0kal=∑k=0n−11−ak+11−a=11−a(n−a1−an1−a).Likewise if a=1
. Assume now that a,b≠1
.If a=b
then the sum becomes
∑k=0n−1(k+1)ak.
Multiplying it by 1−a
gives
(1−a)∑k=0n−1(k+1)ak=∑k=0n−1(k+1)ak−∑k=0n−1(k+1)ak+1=∑k=0n−1(k+1)ak−∑k =1nkak=∑k=0n−1ak−nan=1−an1−a−nan.
So, ∑k=0n−1(k+1)ak=11−a(1−an1−a−nan).
Assume now that a≠b
.Note that for all k∈{0,...,n−1} , so
(a−b)∑l=0kalbk−l=∑l=0kal+1bk−l−∑l=0kalbk−l+1=∑l=1k+1albk−l+1−∑l=0kalbk−l+1=ak+1−bk+1.
So we have two geometric sums, hence
∑k=0n−1∑l=0kalbk−l=1a−b(∑k=0n−1ak+1−∑k=0n−1bk+1)
=1a−b(a1−an1−a−b1−bn1−b).
Learn more about sequence and series here :
https://brainly.com/question/12429779
#SPJ4
show that each vertex of g can be assigned an integer in {1, 2, . . . , d 1} so that no two adjacent vertices are assigned the same integer. hint: use induction on the number of vertices.
Every vertex of a graph can be assigned an integer in {1, 2, ..., d1} so that no two adjacent vertices are assigned the same integer.
We can use induction to show that every vertex of a graph can be assigned an integer in {1, 2, ..., d1} so that no two adjacent vertices are assigned the same integer. Let G be a graph with d vertices, and assume that the result is true for all graphs with fewer than d vertices. Consider any vertex v in G and let N(v) be the set of neighbours of v. Since |N(v)| < d, by our induction hypothesis, there is an assignment of the integers 1,2, ..., d−1 to the vertices in N(v) so that no two adjacent vertices are assigned the same integer. Now assign the dth integer, i.e., d, to v and we are done. By our induction hypothesis, this assignment works for all graphs with d vertices. Thus, by induction, every vertex of a graph can be assigned an integer in {1, 2, ..., d1} so that no two adjacent vertices are assigned the same integer.
Learn more about vertex here:
https://brainly.com/question/29030495
#SPJ4
Which of the following is a possible event?
A) Pulling a blue sock from a drawer with 5 red socks and 4 pink socks.
B) Pulling a blue sock from a drawer with 1 blue sock and 8 pink socks.
C) Pulling a blue sock from a drawer of 9 red socks.
D) Pulling 2 blue socks from a drawer with 1 blue sock and 4 pink socks.
A possibility to event pulling a blue sock from a drawer with 1 blue sock and 8 pink socks.
What is an event in probability?Events in probability are the results of an experiment. An event's probability is a gauge of its likelihood to transpire as a result of an experiment.
In this question
A) Pulling a blue sock from a drawer with 5 red socks and 4 pink socks. - This is a possible event. There is one blue sock in the drawer, so it is possible to pull it out.
B) Pulling a blue sock from a drawer with 1 blue sock and 8 pink socks. - This is a possible event. There is one blue sock in the drawer, so it is possible to pull it out.
C) Pulling a blue sock from a drawer of 9 red socks. - This is not a possible event. There are no blue socks in the drawer, so it is not possible to pull one out.
D) Pulling 2 blue socks from a drawer with 1 blue sock and 4 pink socks. - This is not a possible event. There is only one blue sock in the drawer, so it is not possible to pull two out.
To learn more about event in probability refer :
https://brainly.com/question/17089724
#SPJ1
For example, you can select the coordinates of the black point (plus symbol) you placed on the graph previously to see that the intersection of the curves occurs at the point representing a quantity of ________ boxes.
The black point (plus symbol) selected on the graph has coordinates of (4, 0.4).
This point represents the intersection of the two curves on the graph. To calculate the quantity of boxes represented by this point, we can use the equation y=mx+b, where m is the slope of the line, x is the x-coordinate, and b is the y-intercept.
In this case, the slope of the line is -2, the x-coordinate is 4, and the y-intercept is 0.4. We can substitute these values into the equation to solve for the quantity of boxes, which would be: y=-2x+0.4. Plugging in the x-coordinate of 4, we would get: 0.4=-2(4)+0.4, which simplifies to 0.4=-8. Solving for y, we would get 8 boxes. Therefore, the point (4, 0.4) on the graph represents a quantity of 8 boxes.
Learn more about x-coordinate here:
https://brainly.com/question/16634867
#SPJ4
Zachary purchased a computer for $1,400 on a payment plan. Five months afyer he purchased the computer, his balance was $625. seven months after he purchased the computer, his balance was $315. what is the equationt that models the balance y after x months?
hi id torjwh3 tenthjge r t
in a triangle with heigh 10 and base 6 a square is inscribed with a side along the base of the triangle as show. the length of a side of the square is:
In a triangle with heigh 10 and base 6 a square is inscribed with a side along the base of the triangle as show. the length of a side of the square is: 3
The length of a side of the square is the same as the length of the base of the triangle, which is 6. Therefore, the length of the side of the square is 6.
The triangle has a height of 10 and a base of 6, and a square is inscribed with a side along the base of the triangle. The side of the square must be equal to the length of the base of the triangle, which is 6. Therefore, the length of the side of the square is 6. This is because the side of the square must be equal to the length of the base of the triangle in order for the square to fit perfectly within the triangle. It is impossible for the side of the square to be any other length than 6, as this would cause the square to not fit within the triangle. Therefore, the answer to the question is that the length of the side of the square is 6.
Learn more about triangle here
https://brainly.com/question/2773823
#SPJ4
An engineering construction firm is currently working on power plants at three different sites. Let Ai denote the event that the plant at site i is completed by the contract date. Use the operations of union, intersection, and complementation to describe each of the following events in terms of A1, A2, and A3, draw a Venn diagram, and shade the region corresponding to each one.
a. At least one plant is completed by the contract date.
b. All plants are completed by the contract date.
c. Only the plant at site 1 is completed by the contract date.
d. Exactly one plant is completed by the contract date.
e. Either the plant at site 1 or both of the other two plants are completed by the contract date.
By using Venn Diagram,
A: A1 U A2 U A3
B: A1 n A2 n A3
C: A1 n A2' n A3'
D: (A1 n A2' n A3') U (A1' n A2 n A3') U (A1' n A2' n A3')
E: A1 U (A2 n A3).
Given,
A set is a group of items with specific qualities. A series of events Ai can be used to describe how a contract is fulfilled.
The set that contains all of the items that belong to A1, A2, and A3 is referred to as the union of a set, or simply U.
The set that contains or is shared by each of the occurrences A1, A2, or A3 is the set we refer to as the intersection of sets, n.
All elements in the universal set that are not also found in A1, A2, or A3 are referred to as complement of a set (').
Consequently, to answer the question using Venn Diagram;
A: A1 U A2 U A3
B: A1 n A2 n A3
C: A1 n A2' n A3'
D: (A1 n A2' n A3') U (A1' n A2 n A3') U (A1' n A2' n A3')
E: A1 U (A2 n A3).
Learn more about Venn Diagram here;
https://brainly.com/question/14787851
#SPJ4
A student drives home from college on break. She travels 412 miles in 8 hours. What was the student’s speed in mph? Round to 1 decimal place. If the student wants to return to school in 6 hours, what should her average speed be? Round to 1 decimal place. Her father tells her not to travel back at over 60 mph. If 60 mph is her average speed, how long will it take her to get back to school? Round to 1 decimal place.
Answer:
Average peed from college to home in 8 hours = 51.5 mphAverage peed from home to college in 6 hours = 68.7 mphTime taken to reach college at 60mph = 6 hours 52 minutes
Step-by-step explanation:
Student's speed from college to home
Distance from college to home = 412 milesTime taken to travel this distance = 8 hoursAverage Speed = Distance/Time = 412/8 = 51.5 mphStudent's speed from home to college
The distance from home to college is assumed to be the same as from college to homeDistance from home to college = 412 milesTime taken for travel = 6 hoursAverage speed = 412/6 = 68.7 mphTime take to travel from home to college at 60 mph
Distance = 412 milesAverage speed = 60 mphTime taken = Distance/speed = 412/60 = 6.8666 hoursConverting to fraction, 412/60 = 6 13/15 hours13/15 hour = 13/15 x 60 minutes = 52 minutesSo time taken to reach school at 60 mph average speed = 6 hours 52 minuteshello i need help with 20983x3
Answer: 62,949
Step-by-step explanation: Information attached below…
What is the value of x in the equation 3/4(1/4x+7)-(1:2x+2)=3/8(4-x)-1/4x?
The value of x in the given equation is 6.4. The solution is obtained by solving the linear equation.
What is a linear equation?
A linear equation is the equation which has the highest degree as 1. This shows that a linear equation with an exponent greater than one has no variables. On the graph, such an equation results in a straight line.
We are given [tex]\frac{3}{4} (\frac{x}{4} +8) - (\frac{x}{2} +2)=\frac{3}{8} (4-x) - \frac{x}{4}[/tex]
Now, let's simplify the linear equation
⇒[tex]\frac{3x}{16} + 6 - \frac{x}{2} -2= 6 - \frac{3x}{8} - \frac{x}{4}[/tex]
Now, on combining the like terms, we get
⇒[tex]\frac{3x}{16} - \frac{x}{2} +\frac{3x}{8} + \frac{x}{4} = 2[/tex]
⇒[tex]\frac{3x-8x+6x+4x}{16} = 2[/tex]
⇒[tex]\frac{5x}{16} = 2[/tex]
⇒ 5x = 32
⇒ x = 6.4
Hence, the value of x in the given equation is 6.4.
Learn more about linear equation from the given link
https://brainly.com/question/30092358
#SPJ1
Identify the three triangle theorems explain what the theorem states
The three triangle theorems include the following:
The Pythagorean TheoremThe Law of CosinesThe Law of Sines What do the triangular theorems state?The positions of the theorems are as follows:
The Pythagorean Theorem states that in a right triangle, the sum of the squares of the lengths of the two shorter sides (the legs) is equal to the square of the length of the longest side (the hypotenuse). This can be written as a^2 + b^2 = c^2, where c is the length of the hypotenuse and a and b are the lengths of the legs.
The Law of Cosines states that in any triangle, the square of the length of a side is equal to the sum of the squares of the lengths of the other two sides, minus twice the product of the length of one side times the cosine of the angle between the other two sides. This can be written as c^2 = a^2 + b^2 - 2ab * cos(C)
The Law of Sines states that the ratio of the length of a side of a triangle to the sine of the angle opposite that side is the same for all three sides of the triangle. This can be written as a/sin(A) = b/sin(B) = c/sin(C)
learn more about triangular theorem: https://brainly.com/question/309896
#SPJ1
Eddy's plum weighs 3.042 ounces. Desta's plum weighs 3.24 ounces. Whose plum weighs more? How can you tell?
Desta's plum weigh more because the tenth value of the weight is greater than that of Eddy.
Whose plum weigh more?A decimal is a number that is made up of integers and non-integers. The whole numbers are separated from numbers that are not whole number by a decimal point.
Here is the place value of the weight of Eddy's plum:
3.042
3 = unit
0 = tenth
4 = hundredth
2 = thousandth
Here is the place value of the weight ofDesta's plum:
3.24
3 = unit
2 = tenth
4 = hundredth
To learn more about decimals, please check: https://brainly.com/question/15287678
#SPJ1
An earthquake with a rating of 3.8 can
cause destruction in areas of up to 100
kilometers that are populated.
36,810,717.06
........ ... . ... . . took it on edge
Abby rode her bike 1 1/2 miles from her home to school. On her way back from school she took a different route, and rode 1 3/8 of a mile. How many miles did Abby ride in total?
Answer:
11/2 + 13/8
add together
44+13/8
57/8
7.125
which has the benefit of being cheaper and easier to conduct than conducting a study of an entire population. however, this method leaves room for possible error because you're not observing every member of the student body (the population). ultimately, the goal of inferential statistics is to use sample statistics to make inferences about population parameters.
This method uses a sample of the population mean to make generalizations about the whole, but can introduce error due to not observing the whole population.
The goal of inferential statistics is to use sample statistics to make inferences about population parameters. This is done by taking a sample of the population, usually a relatively small one, and using it to draw conclusions about the entire population. This method has the benefit of being much cheaper and easier to conduct than studying an entire population, however, it leaves room for error because it does not observe every member of the population. If the sample is not representative of the population, it can lead to faulty conclusions about the population as a whole. Additionally, if the sample size is too small, it may not be able to accurately represent the population. Therefore, it is important to carefully consider the sample size, as well as the representativeness of the sample, in order to draw reliable conclusions from inferential statistics.
Learn more about population mean here
https://brainly.com/question/19538277
#SPJ4
For the following code, the summation that represents the worst-case runtime in terms of n is: the primitive operation costs 1 unit, for example: int x=0 ; takes 1 unit time int x = 0; for (int i=0; i for (int j=0; j
The code provided contains two nested for loops. This means that the complexity of the code is O(n^2). This means that the worst-case runtime in terms of n can be expressed by a summation of O(n^2).
O(n^2)
As we can see from the code, there are two nested for loops which means that the complexity of the code is O(n^2). The two for loops will execute n*n times which means the summation for the worst-case runtime in terms of n is O(n^2).
The code provided contains two nested for loops. This means that the complexity of the code is O(n^2). This means that the worst-case runtime in terms of n can be expressed by a summation of O(n^2). This means that the code will execute n*n times, meaning that the time taken for the code to run will increase in proportion to the square of n. As n increases, the time taken for the code to run will increase exponentially. In other words, the time taken for the code to run will increase significantly as n increases, making the code less efficient.
Learn more about sum here
https://brainly.com/question/641910
#SPJ4
which of the following gives the volume of the solid created by revolving a curve f(x) around the y-axis?
The volume of the solid created by revolving a curve f(x) around the y-axis can be calculated by formulae [tex]V = \pi \int\ {dc[F(y)]} \, 2dy[/tex] .
Given,
A solid is created by revolving a curve f(x) around the y-axis.
We know that,
The volume of a solid that is rotated around the y-axis is calculated using the "Disk Method"
The disk method is generally used when we rotate a particular curve around the x-axis or y-axis.
The volume of the solid that is formed by revolving the region bounded by the curve [tex]x = F(y)[/tex] and the y-axis between [tex]y=c[/tex] and [tex]y = d[/tex] about the y-axis is given by:
[tex]V = \pi \int\ {dc[F(y)]} \, 2dy[/tex]
Thus, the required formulae is [tex]V = \pi \int\ {dc[F(y)]} \, 2dy[/tex]
Learn more about the disk method :
https://brainly.com/question/28184352
#SPJ4
The complete question is :
Which of the following gives the volume of the solid created by revolving a curve f(x) around the y-axis?
[tex]V = \pi \int\ {dc[F(y)]} \, 2dy[/tex][tex]V = \pi \int\ {dc[F(y)]} \, dy[/tex][tex]V = \pi^{2} \int\ {dc[F(y)]} \, 2dy[/tex][tex]V = \pi \int\ {dc[F(y)]^{2} } \, 2dy[/tex]What is the result when 2.5(3x + 8) is subtracting from 1.5(2x - 5)
The resulting expression when 2.5(3x + 8) is subtracting from 1.5(2x - 5) is; 4.5x + 27.5.
Which expression results from subtracting 2.5(3x + 8) from 1.5(2x - 5)?Since the given expressions whose difference is to be determined are; 2.5(3x + 8) and 1.5(2x - 5).
On this note, the difference in the two expressions can be determined as follows;
2.5 ( 3x + 8 ) - 1.5 ( 2x - 5 )
= 7.5x + 20 - 3x + 7.5
= 4.5x + 27.5
Ultimately, the result of the subtraction is; 4.5x + 27.5.
Read more on subtraction of algebraic expressions;
https://brainly.com/question/29843434
#SPJ1
25. At a cost of $1.41 per foot, what does 8 feet of air duct hose cost?
(Round the answer to the nearest cent)
The length of a rectangular part is 20 feet longer than the width of the park is the length of the park is 36 feet what is the width of the park
The width of the rectangular park is found to be 16 feet.
Define the properties of the shape rectangle?An enclosed 2-D shape called a rectangle has four sides, four corners, and four right angles (90°).There are 4 corners, 4 angles, plus 4 sides (vertices).There's many two dimensions to it: length and width.A rectangle has 90° angles on each side.The opposing sides are parallel and equal.It includes 2 equal-length diagonals.For the stated question-
Length of a park = 20 ft + width of a park
Width of a park = Length of a park - 20 ft
Width of a park = 36 - 20 = 16 ft
Thus, the width of park is found to be 16 ft.
To know more about the rectangle, here
https://brainly.com/question/25292087
#SPJ1
given ae=ce be=dc
prove m < acd=m < cab
pls help rsm problem
The proof of the angles is shown below by SAS
How to determine the proof of the trianglesThe complete question is added as an attachment
With the given information and the image attached below, we can state that the two triangles are congruent by SAS,
Then go ahead to use the CPCTC to show that any of their corresponding parts are congruent as well.
The proof is given as:
Statement Reason
1. AE ≅ CE, BF ≅ FC 1. Given2. AC ≅ AC 2. Reflexive property of congruence3. <BAC ≅ <BCA 3. Base angles of isosceles ∆BAC4. ∆AEC ≅ ∆AFC. 4. SAS5. <BAF ≅ <BCE. 5. CPCTCRead more about congruence proof at:
brainly.com/question/2102943
#SPJ1
