(SAT prep) Find the value of x

(SAT Prep) Find The Value Of X

Answers

Answer 1

Answer:

x=120 degrees

Step-by-step explanation:

angle below angle x=y

y=40 because it is corresponding congruent angle

x+y+20=180

x+40+20=180

x=120

Answer 2

Answer:

120

Step-by-step explanation:

two lines are parallel

20+40+x=180

x=180-60

x=120


Related Questions

A fair spinner has 11 equal sections: 4 red, 4 blue and 3 green.
It is spun twice.
What is the probability of getting 2 different colours?

Answers


The probability of getting the same colour twice is approximately 34%.

Geometry/proportions
Solve for x.

Answers

Answer: x=19

Step-by-step explanation:

a triangle always=60 so

14+12+15=41

41-60

=19

Answer:

x=19 makanya belajar jangan maen game gitu aja susah amat

You bought a car for $5,000. Each year it depreciates in value by 8.5% which equation can be use to find the value, v, of the car x years after it was purchased?

Answers

Answer:

I believe this is the answer

V=5000(1•0.085)^x

Step-by-step explanation:

sorry if its incorrect i just wanted to help

"v = 5000 * (1-0.085)x" is the formula that is used to determine the car's worth.

What is depreciation?

An asset loses value over time as a result of use, damage, or obsolescence. Depreciation is the measurement of this decline. Depreciation, or a decline in asset value, can be brought on by a variety of other variables, such as bad market conditions, etc.

Given, You bought a car for $5,000. Each year it depreciates in value by 8.5%

In this case, we have the following formula:

v = C. (1 - r)ˣ

Where C is the original value of the car, r is the depreciation rate and x is the time in years

Equation to find the value = 5000 * (1- 0.085)ˣ

Therefore, the equation that helps in calculating the value of the car is

"v  = 5000 * (1- 0.085)ˣ".

Learn more about depreciation here:

https://brainly.com/question/18276560

#SPJ2

Someone help for 5 and 6

Answers

5 is 2/5 because u find it with the change of y over the change of x

The combined height of one fir tree and one pine tree is 21 meters. The height of 4 fir trees stacked on top of each other is 24 meters taller than one pine tree.
How tall are the types of trees that Logan genetically engineered?

Answers

Answer:

The pine is 12 m tall and the fir is 12 m tall

Step-by-step explanation:

System of Equations

Let's call:

x = height of a pine tree

y = height of a fir tree

The combined height of one fir tree and one pine tree is 21 meters. This leads to the equation:

x + y = 21       [1]

The height of 4 fir trees is 24 meters taller than one pine tree:

4y = x + 24       [2]

From [1]:

x = 21 - y         [3]

Substituting in [2]:

4y = 21 - y + 24

Adding y:

5y = 45

Dividing by 5:

y = 9

Substituting in [3]:

x = 21 - 9 = 12

The pine is 12 m tall and the fir is 12 m tall

Alberts bank account decreased by a total of 193 over a period of 12 days. what was the average daily decrease in his account?

Answers

Answer:

16.08

Step-by-step explanation:

IF Alberts bank account decreased by a total of 193 over a period of 12 days, then;

193 = 12days

To determine the average daily decrease in his account, thwn;

x = 1 day

Divide both equations

193/x = 12/1

12x = 193

x = 193/12

x = 16.08

Hence the average daily decrease in his account is 16.08

The rectangle on the right is a scaled copy of the rectangle on the left. Identify the
scale factor. Express your answer as a whole number or fraction in simplest form.
45
30
15
45/2

Answers

Scale factor = 1 ½

hope this helps!!

The first photo in the collage is what I should make a copy of, anyone has any knowledge on how to add the numbers apart of the spreadsheet and the letters? ​

Answers

Answer:

uh no new copy

Step-by-steYou can make a new table to add the amounts and copy the pre-existing amounts or just add a new bar, but I guess it will be better if you just do it again.

You can make a new table and add the amounts and copy the pre existing amounts or just add a new bar but I think it would be best if you just make it again

Which table could NOT represent a function?


input 0 1 2 3 4
output 2 4 6 8 10

input 30 40 50 60 70
output 21 11 -1 -11 -21

input 4 9 14 19 24
output 10 12 14 16 18

input -10 -10 0 0 10
output 8 16 24 32 40

Answers

Answer:

The fourth one

Step-by-step explanation:

Just cause its right

The last one is correct because the x repeats
If the x repeats it’s not a function

is 2.6457513110 a rational number?

Answers

yes it is a rational number

What is the mean of the data set?
29, 26, 35, 34

Answers

the mean of that set is 31

Answer:

31

Step-by-step explanation:

Add all the numbers:

29 + 26 + 35 + 34 =  124

Divide by 4 (because there are 4 total numbers):

124/4 = 31

HEY LOOK HERE I NEED YOU TOO CHECK IF THIS IS CORRECT!

Answers

Answer:its correct

Step-by-step explanation:

Looks good to me, good job :)

Evaluate f(g(0)) when
f(x) = x-3 and g(x) = -x^2 - 4x

Answers

Answer:

-3

Step-by-step explanation:

g(0) = 0

f(g(0)) = 0 - 3 = -3

A person places 1 penny in a piggy banking the first day of the month,

Answers

Answer: What’s the rest of the question?

Step-by-step explanation:

Pls help me out.........

Answers


706.5 sq meters. I did that math

m
(9x + 2)
1
(5х – 1)°
740
What is mz2?
39°
570
ОООО
67°
740

Answers

Answer:

          m∠2 = 67°

Step-by-step explanation:

m║n   ⇒   (9x + 2)° = 74°       {Corresponding Angles}

(9x)° = 72°

 x = 8

Angles: angle corresponding to angle (5x-1)°, angle 74° and angle 2 add to 180° (straight angle)

(5×8 - 1)° + 74° + m∠2 = 180°

39° + 74° + m∠2 = 180°

113° + m∠2 = 180°

m∠2 = 180° - 113°

m∠2 = 67°


C gives the cost, in dollars, of a cafeteria meal plan as a function of the number of meals
purchased, n. The function iſ represented by the equation C(n) = 4 + 3n.
1. Find a value of n such that C(n) = 31 is true.

Answers

Answer:

9

Step-by-step explanation:

First, write the equation.

C(n) = 4 + 3n

We know that C(n) = 31, so we can substitute it.

31 = 4 + 3n

Subtract 4 from both sides to isolate the term with the variable.

27 = 3n

Divide both sides by 3 to get the variable by itself.

9 = n

The value of n such that C(n) = 31 is true is 9

Cost functions

Given the cost in dollars, of a cafeteria meal plan as a function of the number of meals  purchased, n as:

C(n) = 4 + 3n

If the cost value C(n) is 31, hence;

31 = 4 + 3n

3n = 31 - 4

3n = 27

n = 27/3

n = 9

Hence the value of n such that C(n) = 31 is true is 9

Learn more on equations here: https://brainly.com/question/2972832

please help im dum.b

Write the percent as a fraction or mixed number in simplest form.--- 180%

Answers

Answer:

9/5

1 4/5

Step-by-step explanation:

Answer:

Please find attached pdf

Step-by-step explanation:

Rate of change and slope. Can anybody help me? This is a major and I do not understand the problem.

Answers

Step-by-step explanation:

1. the rate of change is constant. the slope is 3

2. the rate of change is variable, because it's not consistent.

Ten years ago, the population of a town was 5,085 people. Since then, the population of the town has
increased by a total of 19.51%.
Which of the following is closest to the current population of the town?

Answers

Answer:

6077

Step-by-step explanation:

[tex]5085 \times (1 + 19.51\%) = 6077[/tex]

Fill in the green box.
z
4
9
Z =
= [?]

Answers

I think it’s z if not I’m so very sorry

The answer is 18 think (I’m sorry if not)

if a + b + c is equals to 270 then prove that sin a cos b sin c + cos a sin b sin c + sin a sin b cos c = cos a cos b cos c​

Answers

Answer:

[tex]Solution,\\a +b+c=270\\or, a +b = 270-c\\[/tex]

[tex]cos(a+b) = cos(270-c)~~~~~~~~~and~~~~~~~~~sin(a+b)=sin(270-c)\\or, cos(a+b) = -sinc,~sin(a+b) = -cosc\\Now,\\L.H.S. = sina.cosb.sinc +cosa.sinb.sinc + sina.sinb.cosc\\~~~~~~~~~~= sinc (sina.cosb+cosa.sinb)+sina.sinb.cosc\\~~~~~~~~~~=sinc[sin(a+b)]+sina.sinb.cosc\\~~~~~~~~~~=sinc.-cosc+sina.sinb.cosc\\~~~~~~~~~~=cosc(sina.sinb-sinc)\\~~~~~~~~~~=cosc[sina.sinb+cos(a+b)]\\~~~~~~~~~~=cosc[sina.sinb+cosa.cosb-sina.sinb]\\~~~~~~~~~~=cosc.cosa.cosb\\~~~~~~~~~~=cosa.cosb.cosc \\[/tex]

Hope I helped you!

3 x 10-4 x 5 x (102)
Soit le nombre C=
25 x 10-2
Calculer C.
On écrira le résultat en notation scientifique

Answers

Answer:

18×5×102=9180

25×8=200

Hace 5 años la edad de un joven era 1/3 de la edad del papá y dentro

de 5 años la edad del joven será 1/2 de la edad del papá. Si x es la edad

actual del joven y si y es la edad actual del papá. ¿Cuál es la edad actual

de cada uno?
Ya está es mi última pregunta si me ayudan seria estupendo ​

Answers

Answer:

respuesta el joven tiene 15 y el padre 30

15. Simplify an expression for the area of the
rectangle shown below.
8x - 2.
4.

Answers

Answer:

Area of the rectangle  A   = 32 x - 8

Step-by-step explanation:

Explanation:-

Given that the length of the rectangle(l) = 8x-2

Given that the width of the rectangle (w) = 4

Area of the rectangle = length × width

                         A   = (8x - 2) × 4

                         A   = 32 x - 8

Final answer:-

Area of the rectangle  A   = 32 x - 8

SuRpRiSE ShaWTyyyyyyy​

Answers

Answer:

SUPRISEEEEEEEEEEEEEEEEEE

whats 2+2 i need this by 10 minw

Answers

Answer:

4 :)

Step-by-step explanation:

Answer:

4

Step-by-step explanation:

the distance between the two points rounding to the nearest tenth (if necessary).
(-8,1) and (-4,-5)

Answers

Answer:

7.2

Step-by-step explanation:

6^2+4^2=52

sqr 52 is 7.21110255  so its 7.2

I need help with geometry

Answers

Answer:

70

Step-by-step explanation:

Answer:

∠T=70°

Step-by-step explanation:

360-110+(2×90)=70°

∠T=70°

WILL MARK BRAINIEST!
Rob is making for his young son a replica armchair of one he uses. The ratio of the length of the arm of the old chair to that of the new chair is 3:2. The arm of the old chair is 9 inches long. How many inches long will the arm of the new chair be?

Answers

Answer:

As the ratio of the length of the arm of the old chair to the length of the arm of the new chair is 3/2, and the length of the old chair is 9 inches, hence the length of the arm of the new chair is 6 inches.

The new length of the arm will be 6 inches
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