last question. what does a equal

Last Question. What Does A Equal

Answers

Answer 1

Answer:

x = 25

∠A = 125

Step-by-step explanation:

∠A = ∠B

where

∠A = 6x + 5°

∠B = 4x + 45°

6x + 5° = 4x + 45°  

6x - 4x = 45 - 5

2x = 40

x = 40/2

x = 20

plugin x into  ∠A = 6x - 5°  

∠A = 6x + 5°

∠A = 6(20) + 5°

∠A = 125

Answer 2

Answer:

x = 25

A = 145

Step-by-step explanation:


Related Questions

Which conversion involves multiplying by a positive power of 10 select all that apply

Answers

Answer:

A, C, D

Explanation:

If you are converting a larger unit to a smaller unit you multiply, if you are converting a smaller to larger, you divide.

Answer:

A,C,D

HOPE THIS HELPS IT SURE DID HELP ME WAIT I KNEW THE ANSWER ANY WAY NVM IGNORE THAT PLZ STAR TO SEE IF IT WAS RIGHT AND IF IT HELPED YOU.

sorry for the caps lock it was on when I was typing:)

LOL

Which rate can you set 7 miles/ 1 hour equal to in order to find the distance traveled in 49 hours at 7 miles per hour?

7 hours/ ? miles
49 hours/ ?miles
? miles/ 7 hours
? miles/ 49 hours

Answers

49 hours im not sure

3. What is the value of |—9|?
A. 18
B. 9
C. 0
D. -9

Answers

Answer:

B) 9

Step-by-step explanation:

The answer s 9 because the absolute value symbols in the question mean the distance away from 0. In this case, -9 is 9 away from 0 so the answer is 9.

hope this helped!

35-40 first with the correct answers will get brainliest

Answers

Answer:

35.w/g=m

36. P=1/2Q-15

37. R=IV

38. b=-mx+y

39. a) t=-d-e+f

     b) t=19.175

40. No, X=-2.4

Step-by-step explanation:

Explanation for 40:

2(x-4)-4x=-6x+9x+4

first do the parentheses

2x-8-4x=-6x+9x+4

next combine like terms

-2x-8=3x+4

add 2x to each side

-8=5x+4

subtract 4 from each side

-12=5x

divide both sides by 5

x=-2.4

There are 5 times as many yellow labs as terriers in the dog park. A total of 18 dogs. How may more terriers

Answers

Answer:

There are 3 terriers

Step-by-step explanation:

3 terriers * 5 = 15 yellow labs

15 yellow labs + 3 terriers = 18 dogs

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. His sister states that the expression should be x + x + 0.5x + y + y – 2. Who is correct? Explain

Answers

Answer:

both

Step-by-step explanation:

Both Gabriel and his sister are correct. The two expressions are equivalent. Gabriel’s sister just needs to combine her like terms to get the same expression as Gabriel

Al bought two model planes(p) for $7.95 each and some stickers(s).What is the equation of the total spent? and What was the cost of the stickers if the total spent was $24.65?

Answers

Answer:

First off you have to start with what you know. You know the two planes cost 7.95 and you know the total is 24.65

Then to find the price of the stickers you subtract the 7.95 from  24.65=16.70

So your equation to start is

7.95+x=24.65

Subtract 7.95 from both sides

x=16.7-

Hope this helps and good luck

Step-by-step explanation:

X + x + x + x = 28
Solve for X

Answers

Steps to solve:

X + x + x + x = 28

~Combine like terms

4x = 28

~Divide 4 to both sides

x = 7

Best of Luck!

Answer:

[tex]x=7[/tex]

Step-by-step explanation:

[tex]x+x+x+x=28[/tex]

Add the "x" variables together:

[tex]4x=28[/tex]

Divide both sides by 4:

[tex]\frac{4x}{4}=\frac{28}{4}[/tex]

[tex]x=7[/tex]

A seven-year medical research study reported that women whose mothers took the drug DES during pregnancy were twice as likely to develop tissue abnormalities that might lead to cancer as were women whose mothers did not take the drug. a. This study compared two populations. What were the populations? b. Do you suppose the data were obtained in a survey or an experiment? c. For the population of women whose mothers took the drug DES during pregnancy, a sample of 3980 women showed that 63 developed tissue abnormalities that might lead to cancer. Provide a descriptive statistic that could be used to estimate the number of women out of 1000 in this population who have tissue abnormalities.

Answers

Answer:

The classification of the set of circumstances is presented in the following subsections of the understanding.

Step-by-step explanation:

A 7-year health research project revealed that individuals for whom the mom took DES throughout pregnancy seem to have been twice as probable as women for whom the mothers didn't use the medication to establish tissue irregularities that could cause cancer.  

(a)

Women with whom the mothers have taken DES throughout pregnancy as well as women where its mothers haven't taken DES during pregnancy.

(b)

The information collected seems to have been a sample or survey.  

(c)

A sampling unit of 3980 (women) showed that performance 63 industrialized tissue irregularities that could contribute to disease (cancer) in the proportion of females with whom the mom brought the powerful DES all through pregnancy.  

The proportion of abnormalities in tissues established by females does seem to be:  

=  [tex]\frac{63}{3980}[/tex]

=  [tex]0.015829[/tex]

Of every thousand women, 15.8 established tissue abnormalities.

slope intercept of (5,-6) and (2,-8)

Answers

Use this formula:

slope = (y₂ - y₁) / (x₂ - x₁)

= (-8 - (-6)) / (2 - 5)

= (-2) / (-3)

= 2/3

the answer should be 2/3 :)) hope this helps

can you please give me a short brief answer

Answers

Answer:

120 yards 1.

Step-by-step explanation:

In the shape, it is a rectangle with a triangle cut out from it. What is the area of the shape:

Area of rectangle = length × width

12 × 15 = 180 yards²

Area of triangle = ½ × base × height

½ × 10 × 12 = 60 yards²

Now subtract the area of triangle from the area of rectangle:

180 - 60 = 120 yards ²

The coordinates of quadrilateral ABCD are
A(1,3), B(7,5), C(3,2) and D(-3,-1).
a) Do the diagonals bisect each other?
Choose:
Yes
Ο No
b) What is the midpoint of the longer
diagonal?
Choose
(2,2) (5,2) (2,1)
(5,1)
Find the shortest distance between the points
(-5,-3) and (2,-4).
Choose
OVIO
o 49
V50
0 58
The point (7,2) lies on a circle. What is the length of
the radius of the circle if the center is located at
(2,1)?
Choose
26 34 82 190

Answers

Answer:

no

Step-by-step explanation:

blah blah blah balh blah

10. Shawna's Bikesrents bikes for $20 plus $4
per hour. Jaidee paid $52 to rent a bike. For how
many hours did she rent the bike?

Answers

Answer:

she rented to bike for 8 hours

Step-by-step explanation:

52-20=32

32/4=8

60 inches of plastic are folded to make a picture frame. The height of the finished frame is 6 inches. How long is the frame?

Answers

Step-by-step explanation:

This is a perimeter problem

P=2l+2w

60=2(6)+2w

-12 -12

48=2w

W=24inches

HOPE IT WILL HELP YOU

Drag the labels to the correct locations. Each label can be used more than once, but not all labels will be used. Let’s look back at the same quadratic functions you saw in the Warm-Up at the beginning of this lesson. Use what you learned about the fundamental theorem of algebra to determine the number of real and complex roots each function has. two distinct real rootsone repeated real rootone real root and one complex roottwo complex roots

Answers

Answer:

Graph A: two distinct roots.  Graph B: one repeated real root. Graph C: two complex roots. Graph D: two distinct real roots.

Step-by-step explanation:

Explanation:

Each graph represents a quadratic function. So by the fundamental theorem of algebra, we know that each graph will have two roots.

Graph A crosses the x-axis twice. So, graph A has two distinct real roots.

Graph B touches the x-axis once. A quadratic cannot have one real root and one complex root. So it must have one repeated real root.

Graph C doesn’t cross the x-axis. This means it must have two complex roots.

Graph D crosses the x-axis twice. So, graph D has two distinct real roots.

When factored, the trinomials x2 + 4x − 21 and x2 + 11x + 28 have one binomial factor in common. What is this factor?

x − 7
x + 7
x − 5
x + 5

Answers

Answer:

x + 7

Step-by-step explanation:

x2 + 4x − 21

set equal to 0

x2 + 4x − 21 = 0

factor

(x - 3) (x + 7)

x2 + 11x + 28

set equal to 0

x2 + 11x + 28 = 0

factor

(x + 4) (x + 7)

WILL GIVE BRAINLIEST!!!
100 POINTS!!!!
PLEASE HELP DUE TODAY!!!!!

Arguments:
A There is a need for students to understand and be able to construct geometric figures using a compass and straightedge.

B There is no need for students to use a compass and straightedge, and all geometric constructions should be done using a drawing program.

What needs to be done:

A summary of your argument. The summary should begin with the argument statement you chose.

In addition, provide at least three reasons why the method you chose is better than the other method and at least three reasons why the other method is not better.

A list of at least two resources used. Resources may include interviews with professionals and/or URLs of websites

Answers

Three reasons why the other method is not better is because to use drawing program would mean you would need some sort of technology and electricity to use it and some places, like third world countries, do not have access to that, so most probably you would have to resort to paper. Also, drawing programs are based off the skills needed to create geometric figures with a straightedge and compass. And lastly, what if we had no more technology anymore? Then how would we use a drawing program? Drawing programs are only reliable when electricity is located.

SO THE ANSWER IS A hope it help :)

I believe that there is a need for students to understand and be able to construct geometric figures using a compass and straightedge.

The compass and straightedge can be used anywhere. The compass and straight edge have been around for lots of years. They are a valuable tool for students in math and in real world applications. The compass and straightedge are portable and handy to use any given time. That is why there is a need for students to understand and be able to construct geometric figures using a compass and straight edge.

The compass and straight edge have been used to accurately create geometric figures for thousands of years. This shows that they are accurate and useful to us. Using technology is less reliable for many reasons. Technology can break, or glitch and shut down, making you lose all your work. You cannot draw on physical objects with an iPad like you could with a pencil or pen. Having a physical copy of things makes things easier to keep track of. Having a blueprint would be better than having a drawing on your phone. You can get another blueprint, but if your phone breaks and that drawing isn't saved, it's gone.

These are only a few reasons why I believe that there is a need for students to understand and be able to construct geometric figures using a compass and straightedge.

Help out on geometry class!!

Answers

Answer:

m∠1 = 25°

Step-by-step explanation:

Sum of Angles in a triangle: 180°

Degree of measure of a line: 180°

Step 1: Find missing angle ∠2

m∠2 + 104 = 180

m∠2 = 76°

Step 2: Find missing angle ∠1

m∠1 + m∠2 + 79 = 180

m∠1 + 76 + 79 = 180

m∠1 + 155 = 180

m∠1 = 25°

If an aircraft is present in a certain area, a radar correctly registers its presence with probability 0.99. if it is not present, the radar falsely registers an aircraft presence with probability 0.10. we assume that an aircraft is present with probability 0.05. what is the probability of false alarm (a false indication of aircraft presence), and the probability of missed detection (notng registers, even though an aircraft is present)? what is the probability that an aircraft is present given that the radar registers a presence?

Answers

Answer:

A) 0.005

B) 0.001

C)0.0495

Step-by-step explanation:

Let A be the event that an aircraft is present and let B be the event the radar registers its presence.. Thus;

P(A) = Probability that an aircraft is present

P(A') = Probability that an aircraft is not present

P(B) = Probability that the radar generates an alarm

P(B') = Probability that the radar doesn't generate an alarm

Thus from what we are given, we have;

P(A) = 0.05

P(A') = 0.95

P(B) = 0.99

P(B') = 0.01

P(B|A') = 0.1

A) Probability of a false alarm will be;

P(A' ∩ B) = P(A) × P(B|A')

P(A' ∩ B) = 0.05 × 0.1 = 0.005

B) probability of missed detection is;

0.1 × (1 - 0.99) = 0.001

C) probability that an aircraft is present given that the radar registers a presence will be;

P(A ∩ B) = P(A) × P(B)

P(A ∩ B) = 0.05 × 0.99

P(A ∩ B) = 0.0495

'y
6-1, 5)
10
x
10
-2
-2
Which is the equation of the given line in slope-intercept form?

Answers

Answer10x

Step-by-step explanation:

Answer:

can you include a picture of the question

can someone please help me with this


Isaiah earned a score of 61 on Exam A that had a mean of 78 and a standard deviation of 10. He is about to take Exam B that has a mean of 200 and a standard deviation of 50. How well must Isaiah score on Exam B in order to do equivalently well as he did on Exam A? Assume that scores on each exam are normally distributed.

Answers

isaiah must get a score of 115

The wholesale price of a sweater is $35. The retail price of the sweater is 10% more than the wholesale price. What is the retail price of the sweater?

Answers

Answer:

$38.50

Step-by-step explanation:

35/10 =3.5

35+3.5=38.5=$38.50

One size of pizza served at Joe’s Pizza Parlor is 10in. in diameter. What is the area of this particular (circular) size pizza? (Pie=3.14)

Answers

Answer:

78.5 in.²

Explanation:

Formula For Area Of Circle: Area = πr²

π: 3.14

r (Half Of Diameter): 5

r²: 25

3.14 · 25 = 78.5

After a rotation, A(–3, 4) maps to A'(4, 3), B(4, –5) maps to B'(–5, –4), and C(1, 6) maps to C'(6, –1). Which rule describes the rotation? R0, 90° R0, 180° R0, 270° R0, 360°

Answers

Answer:   R0, 270°

Step-by-step explanation: i have the answers to all the quetions

on the quiz/ assignments you doing. i can send u the l i n k if u want.

Answer:

R0, 270 is the correct Answer!

Step-by-step explanation:

Hope this helps =)

For the data shown in the scatter plot, which is the best estimate of r? A. 0.95 B. −0.55 C. 0.55 D. −0.95

Answers

Answer:

C. 0.55

Step-by-step explanation:

The scatter plot shows that there is a positive correlation between variable x and variable y. This is because, the x and y variable seem to follow the same trend. That is, as x variable increases, y variable also increases. If a line of best fit is drawn, it would slope upwards, from left to our right.

Correlation coefficient (r) of any given data set plotted on a scatter plot, ranges from -1 to 1. The closer the value of "r" to either -1 or 1, the more clustered the data points are together in a line of best fit in a scatter plot.

Therefore, since the scatter plot given shows a positive relation between the x and y variables, whereby the data points seem to be less clustered and farther from each away from the line if best fit, if drawn, an estimate of "r" would not be closer to the value of 1.

Therefore, from the options given, C. 0.55 is the best estimate for r for the data shown in the scatter plot.

Answer:

0.55

explanation:

Simplify

1/4 + 4(1/2 - 3/4)^2

Answers

I think it’s 1/2

I hope this can help you

Jessica had 105 dollars to spend on 8

books. After buying them she had 17

dollars. How much did each book cost ?

Use b to represent your unknown

variable.

Answers

Answer:

each book cost 11 dollars

Step-by-step explanation:

If she had 17 dollars left at the end, subtract that from the total amount she had. 105-17= 88. Then youdevide 88 by 8 (because she got 8 books) and yu get 11

If 10% of xis 20, what is 23% of X? ​

Answers

Answer:

46%

Step-by-step explanation:

Answer:

46%

Step-by-step explanation:

Hope it helps

if it does make me the brainliest pls

Identify the number as real, complex, pure imaginary, or nonreal complex.
- 169

Answers

Answer:

real

Step-by-step explanation:

-169  is a negative integer and integers are real numbers

Answer:

real

Step-by-step explanation:

What is the equation of a line that contains point (4, –3) and is PARALLEL to –4x + y = 7?

Answers

Answer:

(4,3),y=(7)/(4)x+1

Step-by-step explanation:

To find an equation that is parallel to y = 7 4 x + 1 y=74x+1, the slopes must be equal. Using the slope of the equation, find the parallel line using the point-slope formula. ( 4 , 3 ) (4,3) m = 7 4

Using the point-slope form y − y 1 = m ( x − x 1 ) y-y1=m(x-x1), plug in m = 7 4 m=74, x 1 = 4 x1=4, and y 1 = 3 y1=3. y − ( 3 ) = ( 7 4 ) ( x − ( 4 ) )

Solving for y:

Multiply − 1 -1 by 3 3. y − 3 = ( 7 4 ) ( x − ( 4 ) ) y-3=(74)(x-(4)) Simplify ( 7 4 ) ( x − ( 4 ) ) (74)(x-(4)).

y − 3 = 7 x 4 − 7

y = 7 x 4 − 4 y=7x4-4 Reorder terms. y = 7 4 x − 4

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