Answer:
x=3/4
Step-by-step explanation:
1. subtract 1 on each side
2. add 3 on each side
3. divde by 4 on each side
The solution to the given equation is 3/4.
What is an equation?In mathematics, an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.
The given equation is 4x-3+1=1.
The solution of an equation is the set of all values that, when substituted for unknowns, make an equation true.
Now, 4x-3+1=1
4x-3=0
4x=3
x=3/4
Therefore, the solution is 3/4.
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Will mark brainliest!!! And 20 points!! Select the correct answer.
What is the range of the function shown on the graph?
Answer:
A.
Step-by-step explanation:
please help me with this problem thanks
800,000+6,000+300+2 word form
Answer:
Eight-hundred thousand plus six-thousand plus three hundred plus two
The answer equals Eight-hundred six thousand three hundred two
Hopefully this helps! Feel free to mark brainliest!
Answer:
eight-hundred six-thousand three-hundred and two
Step-by-step explanation:
[tex]800,000+6000+300+2[/tex] in word form
Let's separate everything.
[tex]800,000=[/tex] eight-hundred thousand
[tex]6,000=[/tex] six thousand
[tex]300=[/tex] three hundred
[tex]2=[/tex] two
So let's combine everything and make it proper.
Eight-hundred six-thousand three-hundred and two
Hope this helps!
-1/9 -1/2, 14/9,4/3 midpoints
Answer: (13/18, 1/6)
Step-by-step explanation: (-1/9, -1/2),(14/9, 4/3)
What you want to do is -1/9 + 14/9. Here our answer is 13/9. We then do 13/9 divided by 2 which in equation form is 13/9X1/2 which is 13/18. We want to solve the Y now. In equation form we do: 4/3 - 1/2 which equals 1/6 Therefore, the answer is (13/18, 1/6)
Let the graph of f(x) represent the cost in thousands of dollars to feed the zoo animals daily, where x is the number of animals measured in hundreds. What does the solution to the function (2, 8) represent?
a graph of a function that increases from the lower left, travels through an ordered pair labelled, 2, 8, and then increases toward the right
There are 800 animals, and the cost is $2,000 daily.
There are 8,000 animals, and the cost is $200 daily.
There are 200 animals, and the cost is $8,000 daily.
There are 2,000 animals, and the cost is $800 daily.
Answer: (C). There are 200 animals, and the cost is $8,000 daily.
Step-by-step explanation: We already know (x) is the number of animals measured in hundreds and it would go on the x axis. And that would mean that (f) is going to be on the y axis. Go over on the x axis 2 then for the y axis go up 8 on the y axis and you would get (2,8)= (200 animals, $8,000 a day)
There are 200 animals, and the cost is $8,000 daily
What is the remainder of 16 divided by 4,005
Answer:(4005/16) ÷ 2 = 125.15625
Step-by-step explanation:
What are two ways can you write 4 - n as an algebraic expression?
Answer: 4 + (-n) and -n+4
==========================================================
Explanation:
Adding a negative is the same as subtracting. For example, 10-7 = 10+(-7)
So that's why 4-n is the same as 4 + (-n)
---------
Then we go from 4 + (-n) to -n+4 because we can add two items in any order.
Example: 2+3 = 3+2 = 5
(-4) (-5) +2 (-3) = ?
Answer:
14
Step-by-step explanation:
According to order of operations (PEMDAS), you should multiply the numbers on the two sides of the addition sign first. So:
-4 x -5 = 20
and
2 x -3 = -6
Then you add those two numbers together:
-6 + 20 = -14
An organization can purchase a bulk-mail permit for $190 per year. With the bulk-mail permit, each piece of mail, x, costs 27.6 cents to send. Without the permit, each piece of mail costs 44 cents to send. How many pieces of mail, x, would an organization need to send in a year to make it cheaper to use a bulk-mail permit
Answer:
1,159 pieces of mail
Step-by-step explanation:
From the information given, you can write an inequality that indicates that the price of sending each piece of mail without the permit is higher than the price of purchasing the bulk-mail permit and then, you can solve for x that is the number of pieces of mail:
0.44x>0.276x+190
0.44x-0.276x>190
0.164x>190
x>190/0.164
x>1,158.5
According to this, the organization needs to send 1,159 pieces of mail in a year to make it cheaper to use a bulk-mail permit.
1.a In 6,028.1693, which digit is in the thousands place?
1.b Which digit is in the thousandths place?
Plz help pls
Answer for 1.a is 6. 6 is in the thousands place.
Answer for 1.b is 9. 9 is in the thousandths place.
NEED HELP ASAP, DUE IN 3 MIN
What is an interior angle of a triangle?
a) an angle created when the sides of the triangle are extended
b) an obtuse angle
c) an acute angle
d) an angle inside the triangle
Answer:
acute
Step-by-step explanation:
its less then 90 degree
Online entertainment streaming services have gained in popularity in recent years as an alternative to traditional television. One such company has seen steady growth in each period of 3 months, called a quarter, over the past 4 years. The scatterplot shows the relationship between the number of quarters since January 2014 and the log of the number of members to the streaming service. A least-squares equation that summarizes this relationship is Log subscribers hat = 0.026 (quarters) minus 1.299. A graph titled log (subscribers) versus quarters since January 2011 has quarters since January 2011 on the x-axis, and log (subscribers) on the y-axis. Points form a line with positive slope. A graph titled log (subscribers) versus quarters since January 2011 has quarters since January 2011 on the x-axis, and residual on the y-axis. Points are scattered throughout the graph. Based on the scatterplot and residual plot, what type of model is appropriate for comparing time and subscribers? A linear model is appropriate because the residual plot shows a random scatter of points. A logarithmic model is appropriate because the log of the number of subscribers was taken. A power model is appropriate because the relationship between period and the log of subscribers is roughly linear. An exponential model is appropriate because the relationship between period and the log of subscribers is roughly linear and the residual plot shows no distinct pattern.
Answer:
D
Step-by-step explanation:
An exponential model is appropriate because the relationship between period and the log of subscribers is roughly linear and the residual plot shows no distinct pattern.
Answer:
its D
Step-by-step explanation:
Is the given number a solution of the equation?
8=2+3; 10
Answer:
No.
Step-by-step explanation:
8 doesn't equal 0 on the very right, which means it's not a solution to the equation. So therefore, it is false based on the equation.
Miguel has lots of candys from Halloween. He has 42 Lollipops. He has 6 times as many Lollipops as he does chocolates. How many chocolates does miguel have?
Answer
7 chocolates.
Step-by-step explanation:
42÷6=7
10 times as many as 1 ten is
Answer:
not sure sorry
Step-by-step explanation:
PLEASE HELP!
I DONT UNDERSTAND!
Order these numbers from least to greatest.
6.12, 6.1021, 6.2, 6.109
Answer:
6.1021 6.109 6.12 6.2
Step-by-step explanation:
What are the different volume methods(cylindrical, shell etc) and what are their formulas rotating around both x and y axis?
Answer:
For revolution about the y-axis:
shell: dV = 2π·x·(f2(x) -f1(x))·dxdisk: dV = π·(f2(y)^2 -f1(y)^2)·dyFor revolution about the x-axis, swap x and y.
Step-by-step explanation:
The methods for computing the volume of revolution of a plane figure are ...
cylindrical shelldiskThe name of the method describes the shape of the differential of volume.
__
Cylindrical shell
For revolution about the y-axis, the differential of volume is a cylindrical shell of radius x, thickness dx, and height y2 -y1, where y2 = f2(x) and y1 = f1(x). (y2 > y1) Integration is over x.
dV = 2π·x·(f2(x) -f1(x))·dx
For revolution about the x-axis, the variables x and y are interchanged.
__
Disk
For revolution about the y-axis, the differential of volume is a donut or disk of inner radius f1(y) = x1 and outer radius f2(y) = x2 (x1 ≤ x2). The thickness is dy. Integration is over y.
dV = π·(f2(y)^2 -f1(y)^2)·dy
For revolution about the x-axis, the variables x and y are interchanged.
__
The preferred method is the one that gives simple integrable functions over a single range of integration. For some geometries, the integration range must be split, because the shape of the differential volume cannot be described by a simple rectangle whose length is the difference of functions of the integration variable.
When the differential of volume can be drawn either way, the choice of methods may be arbitrary. I usually choose the method that gives the simplest integrand.
_____
Additional comment
When the axis of revolution is something other than a coordinate axis, the radius of revolution becomes a different function than a simple x (or y). For example, if the axis of revolution is x=a, the radius of the cylindrical shell will be a-x (for x ≤ a) or x-a (for a ≤ x).
Here's an example of the use of the disk method.
https://brainly.com/question/17446389
1.3.29
X
A rectangular painting measures 10 inches by
16 inches and contains a frame of uniform
width around the four edges. The perimeter of
the rectangle formed by the painting and its
frame is 76 inches. Determine the width of the
frame.
X
What is the width of the frame?
inch(es)
Answer:
The width of the frame is 3 inches
Step-by-step explanation:
We are told that the inner rectangle is 10 inches by 16 inches.
It means the outer rectangle has to be (L = 10 + 2x) by (W = 16 + 2x),
Where x represents the width of the frame.
The perimeter of the frame is given by; p = 2L + 2W
p = 2(10+2x) + 2(16+2x)
We are given perimeter, P = 76
Thus;
2(10 + 2x) + 2(16 + 2x) = 76
Divide both sides by 2 to give;
(10+2x) + (16+2x) = 38
(10+16) + (2x+2x) = 38
4x = 38 - 26
4x = 12
x = 12/4 = 3
The width of the frame is x = 3 inches
HELPPP !!! ILL MARL BRAINLIST
Answer:
Hi there!
Your answers are:
1) 2^4 = 2×2×2×2 = 16
2) 2^3= 2×2×2= 8
3) 2^2 = 2×2 = 4
4) 2^1 = 2
5)2^0 = 1
6)2^ -1 = .5
7) 2^ -2 = .25
8) 2^ -3 = .125
9) 2^ -4= .0625
Hope this helps
HELLLPPPPP!!!!!! WILL GIVE BRAINLIEST.
Answer:
1. 75 degrees
2. 105 degrees
3. 35 degrees
Step-by-step explanation:
Hope this helps! :)
The measures of the three angles of a triangle are 43°, 70°, and x°. What is the value of x?
Answer:
37
Step-by-step explanation:
Answer:
[tex] \boxed{\sf x\degree = 67\degree} [/tex]
Step-by-step explanation:
Angle sum property of triangle states that the sum of interior angles of a triangle is 180°.
So,
⇒ 43° + 70° + x° = 180°
43° + 70° = 113°:
⇒ 113° + x° = 180°
Substracting 113° from both sides:
⇒ 113° - 113° + x° = 180° - 113°
113° - 113° = 0°:
⇒ x° = 180° - 113°
180° - 113° = 67°:
⇒ x° = 67°
the ratio of number of girls and boys in a class of 30 students is 7:8. if 5 new boys students admit in the class. what will be the ratio of number of girls and boys ?
The ratio of number of girls and boys in a class of 30 students is 7:8
To Find:The ratio of number of girls and boys if 5 new boys admit in the class.
Assumption:Let the number of students be x.
Solution:According to the question,
7x + 8x = 30
or, 15x = 30
or, x = [tex] \large {\tt {\frac{30}{15}}} [/tex]
or, x = 2
7x = 7(2) = 14
8x = 8(2) = 16
There were 14 boys and 16 girls in the school.
After admitting 5 new boys, we get
14 + 5 = 19
The ratio of number of girls and boys now is 16:19.
Answer:16:19
A bookcase is to have 4 shelves including the top as pictured below.
The width is to be 16 feet less than 4 times the height. Find the width and the height if the carpenter expects to use 26 feet of lumber to make it.
Answer:
w= 3 feet
h= 5 feet
Step-by-step explanation:
H=height; W=width=2H-7ft
W=2H-7ft
2H+4W=22ft Substitute for W
2H+4(2H-7ft)=22ft
2H+8H-28ft=22ft Add 28 ft to each side.
10H=50ft
H=5 ft ANSWER 1: The bookshelf is 5 feet high.
W=2H-7ft=2(5ft)-7ft=10ft-7ft=3ft
ANSWER 2: the bookshelf is 3 feet wide.
CHECK:
2H+4W=22ft
2(5ft)+4(3ft)=22ft
10ft+12ft=22ft
22ft=22ft
Hope this helps!
Can someone help with 2B, please
Answer:
f'(1)=150ln(1.5)
Step-by-step explanation:
I'm not sure why you would need a table since the limit definition of a derivative (from what I'm remembering) gives you the exact formula anyway... so hopefully this at least helps point you in the right direction.
My work is in the attachment but I do want to address the elephant on the blackboard real quick.
You'll see that I got to the point where I isolated the h's and just stated the limit equaled the natural log of something out of nowhere. This is because, as far as I know, the way to show that is true is through the use of limits going to infinity. And I'm assuming that you haven't even begun to talk about infinite limits yet, so I'm gonna ask you to just trust that that is true. (Also the proof is a little long and could be a question on it's own tbh. There are actually other methods to take this derivative but they involve knowing other derivatives and that kinda spoils a question of this caliber.)
9 + 10 = ? (im not dumb i wanna give u points its just )
Answer:21 obviously it’s actually (19) don’t tell anyone
Step-by-step explanation:
15. If x=a Sin2t (I+Cos2t) and y=b Cos 2t (1-Cos2t) then find
dy/dx at =22/7*4
By the chain rule,
[tex]\dfrac{\mathrm dy}{\mathrm dx}=\dfrac{\mathrm dy}{\mathrm dt}\dfrac{\mathrm dt}{\mathrm dx}\implies\dfrac{\mathrm dy}{\mathrm dx}=\dfrac{\frac{\mathrm dy}{\mathrm dt}}{\frac{\mathrm dx}{\mathrm dt}}[/tex]
It looks like we're given
[tex]\begin{cases}x=a\sin(2t)(1+\cos(2t))\\y=b\cos(2t)(1-\cos(2t))\end{cases}[/tex]
where a and b are presumably constant.
Recall that
[tex]\cos^2t=\dfrac{1+\cos(2t)}2[/tex]
[tex]\sin^2t=\dfrac{1-\cos(2t)}2[/tex]
so that
[tex]\begin{cases}x=2a\sin(2t)\cos^2t\\y=2b\cos(2t)\sin^2t\end{cases}[/tex]
Then we have
[tex]\dfrac{\mathrm dx}{\mathrm dt}=4a\cos(2t)\cos^2t-4a\sin(2t)\cos t\sin t[/tex]
[tex]\dfrac{\mathrm dy}{\mathrm dt}=-4b\sin(2t)\sin^2t+4b\cos(2t)\sin t\cos t[/tex]
[tex]\implies\dfrac{\mathrm dy}{\mathrm dx}=\dfrac{4b\cos(2t)\sin t\cos t-4b\sin(2t)\sin^2}{4a\cos(2t)\cos^2t-4a\sin(2t)\cos t\sin t}[/tex]
[tex]\implies\boxed{\dfrac{\mathrm dy}{\mathrm dx}=\dfrac ba\tan t}[/tex]
where the last reduction follows from dividing through everything by [tex]\cos(2t)\cos^2t[/tex] and simplifying.
I'm not sure at which point you're supposed to evaluate the derivative (22/7*4, as in 88/7? or something else?), so I'll leave that to you.
There are 9 marbles in a bag. 4 of those marbles are red,
What is the probability of picking a red marble randomly from the bag?
Answer:
4/9
Step-by-step explanation:
I think because you take the total and the amount of red you have
The probability of picking a red marble randomly from the bag will be equal to 0.44 .
It is given that there are total 9 marbles in a bag out of which 4 are red marbles.
We have to find the probability of picking a red marble randomly from the bag.
What do you mean by probability ?
Probability is the possibility or chance of an event to occur and is given by ratio of no. of favorable outcomes to total no. of outcomes.
As per the question ;
The total no. of outcomes (marbles) = 9
The no. of favorable outcomes (red marbles) = 4
We know that , probability is given by ;
Probability = No. of favorable outcomes / Total no. of outcomes
So ;
The probability of picking a red marble randomly from the bag will be equal to ;
Probability = 4 / 9
P(E) = 0.44
Thus , the probability of picking a red marble randomly from the bag will be equal to 0.44 .
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Megan bought 3 pounds of apples that cost x dollars per pound. She gave the cashier a 20-dollar bill. What equation could Megan use to find of clhange, y, she would receive?
Answer:welll i think its 5
Step-by-step explanation:
Instead of 90 what would the answer be if it was 94?