Which of the following expressions are equivalent to 12x+20? Select all that apply.
A.-2(6x - 10)
B.4(3x+ 20)
C.4(3x + 5)
D.12(x+1 2/3)
E.-2(10 – 6x)

Answers

Answer 1

Answer:

C

Step-by-step explanation:

4(3x+5) = 12x+20

Answer 2

Answer:

c

Step-by-step explanation:


Related Questions

1. If two parallel lines are cut by a transversal, then alternate interior angles are congruent
2. If two parallel lines are cut by a transversal, then corresponding angles are congruent
3. If two parallel lines are cut by a transversal, then alternate exterior angles are congruent
4. If two parallel lines are cut by a transversal, then complementary angles are congruent

Answers

the following are my reminders in using this module

  By the property of alternate interior angles, Option (1) is the correct statement.    

    From the figure attached,

∠XWY ≅ ∠ZYW

    Property of the alternate angles states, if two parallel lines are cut by a transversal, then the alternate angles are congruent.

By this property,

 Lines XW and YZ are the parallel lines intersected by a transversal WY.

Here, ∠XWY and ∠ZYW represent the interior angles between the parallel lines and the transversal.

 Therefore, interior alternate angles ∠XWY and ∠ZYW will be congruent.

Hence, Option (1) will be the correct option.

Learn more,

https://brainly.com/question/12101094

Solve for x:
(x - 2)(x + 1) = 3x - 2
X =
X =

Answers

Answer:

x = 0

Step-by-step explanation:

(x - 2)(x + 1) = 3x - 2

2x + x - 2x -2 = 3x - 2

x - 2 = 3x - 2

-2x = 0

x = 0

Find the value of x in the triangle shown below.
x =
37°
56°
What is the value of x?

Answers

Answer:

The value of x is 87.

Step-by-step explanation:

37 + 56 = 93

180 - 93 = 87

What is the equation of the line that is perpendicular to and has the same y-intercept as the given line

Answers

Answer:

y = 5x + 1

Step-by-step explanation:

Visually you can see the slope is -1/5, perpendicular just means opposite inverse so -1/5 becomes 5. Line crosses the y-intercept at point (0, 1).

y = mx + b

y = 5x + 1

Answer:

C.

Step-by-step explanation:

Just took the test

Consider the figure shown

Answers

Answer:

x = 60 degrees

Step-by-step explanation:

In a triangle, all the inside angles should add up to 180 degrees, so to get this question, we have to add the angles we know and then subtract 180 by the number we get:

68 + 52 = 120

180 - 120 = 60

So, x = 60 degrees

Hope this helps :)

Which equation represents a line that passes through -2,4 and has a slope of 2/5 need help Now

Answers

Answer:

y = 2/5x + 24/5

Step-by-step explanation:

y - 4 = 2/5(x - (-2))

y - 4 = 2/5(x +2)

y - 4 = 2/5x + 4/5

y = 2/5x + 4/5 + 4

y = 2/5x + 24/5

Sarah and Jane both brought new storage containers for packing away winter clothing. Sarah’s storage containers are cubic meters, of the storage container. Jane’s containers are prism shaped, and the height of each in her set can be determined by the following graph.

Answers

Answer: the answer is Sarah

Step-by-step explanation:

Just got it correct on Plato

Select the correct answer. Which number is a zero of h(x) = (x2 − 81)(x + 4)
A. 0
B. 4
C. 9
D. 81

Answers

Answer:

9 is a zero of h(x). C. Correct

Step-by-step explanation:

We want to find the zeros of the function

[tex]h(x) = (x^2 - 81)(x + 4)[/tex]

The zeros are the values of x that make h(x)=0, thus we need to solve the equation:

[tex](x^2- 81)(x + 4)=0[/tex]

Factoring:

[tex](x^2 - 81)=(x-9)(x+9)[/tex]

[tex](x-9)(x+9)(x + 4)=0[/tex]

This equation has 3 solutions:

x=9, x=-9, x=-4

A. 0 is not a zero of h(x). Incorrect

B. 4 is not a zero of h(x). Incorrect

C. 9 is one of the zeros of h(x) calculated above. Correct

D. 81 is not a zero of h(x). Incorrect

Answer:

C) 9

Step-by-step explanation:

I had this question on a recent test and I got it right

I hope this helps! :)

Is numbers 9 and 10 correct ??!!

For number 9 I put : -2
For number 10 I put : 5/4, 4/5 , .75, 1.4, -5.8

Answers

Answer:

the answers are -2 and -5.8, 0.75, 4/5, 5/4, 1.4

Step-by-step explanation:

g In 2013, the Pew Research Foundation reported that 43% of U.S. adults report that they live with one or more chronic conditions. However, this value was based on a sample, so it may not be a perfect estimate for the population parameter of interest on its own. The study reported a standard error of about 1.7%, and a normal model may reasonably be used in this setting. Create a 95% confidence interval for the proportion of U.S. adults who live with one or more chronic conditions. Report your answer as a percentage rounded to 3 decimal places. We are 95% confident that the true proportion of U.S. adults who live with one or more chronic conditions is between % and % Submit All Parts Question 6

Answers

Answer:

We are 95% confident that the true proportion of U.S. adults who live with one or more chronic conditions is between 39.7% and 46.33%

Step-by-step explanation:

From the question we are told that

  The  sample  proportion is [tex]\r p = 43\%  = 0.43[/tex]

   The  standard error is [tex]SE =  0.017[/tex]

Given that the confidence level is 95%  then the level of significance is mathematically represented as  

      [tex]\alpha =  (100-95)\%[/tex]

=>   [tex]\alpha = 0.05[/tex]

Generally from the normal distribution table the critical value  of  [tex]\frac{\alpha }{2}[/tex] is  

   [tex]Z_{\frac{\alpha }{2} } =  1.96[/tex]

Generally the margin of error is mathematically represented as

     [tex]E = Z_{\frac{\alpha }{2} } *  SE[/tex]

=>    [tex]E = 1.96 *  0.017[/tex]

=>     [tex]E = 0.03332 [/tex]

Generally 95% confidence interval is mathematically represented as

      [tex]\r p -E <  p <  \r p +E[/tex]

=>   [tex]0.43 -0.03332 <  p <  0.43 + 0.03332[/tex]

=>    [tex] 0.39668 <  p <  0.46332[/tex]

Converting to percentage

[tex] (0.39668 * 100)<  p <  (0.46332*100)[/tex]        

[tex] 39.7\% <  p < 46.33 \%[/tex]    

During the first 3 week of training, a runner runs 20 miles, 22 miles, and 21 miles. How many more miles must she run during the fourth week to have a mean of a least 22 miles per week?

Answers

Answer:

25

Step-by-step explanation:

mean = SUM/#of values

(20+22+21+x)/4=22

solve for x

x=25

A Ferris wheel has a radius of 65 feet. What is the
circumference of the wheel? (This is the distance each
passenger will travel in one complete revolution.)
Round to the nearest tenth, and use
T 3.14

Answers

Answer:

408.41 feet

Step-by-step explanation:

C = 2πr

C = 2π(65)

C = 408.41 feet

how do you solve this equation 19−4c=17

Answers

Answer:  Whatever you do to one side, you do the same operation on the other. The goal is to get the variable alone with a number on the other side.

Here's how:

Step-by-step explanation:

19−4c=17

19 - 19 - 4c = 17 - 19  Subtract 19 from both sides  19-19 =0 Cancels on the left

-4c = 17-19   subtract: 17-19 = -2

-4c = -2

-4c/4 = -2/-4    Divide both sides by -4  

Negatives divided by Negatives have a Positive quotient  -4/-4 =1, Cancels

c = 1/2

A mathematical phrase containing at least one variable.

Answers

An expression is a mathematical phrase containing at least one variable :)

find surface area please

Answers

Answer:

203

Step-by-step explanation:

When calculating surface area, you add the area of each side.

Base: LxW = 7x7 = 49

Triangle Sides: 1/2 b x h = 1/2(7) x 11 = 38.5

4 sides: 38.5x4 = 154

154+49 = 203

Please help me with this math ;(

Answers

Answer:

X=0

Step-by-step explanation:

f(X)=0

3^x-1=0

3^x=1

3^x=3^0

X=0

Select three ratios that are equivalent to 5:2
Choose 3 answers:

Answers

Answer:

10:4

35:14

55:22

f(x) = [x - 3]

Solve

Answers

The answer is -3 I am very smart and I’ve had this question many time and it is -3

10.(02.06 LC)
The number line below represents which combined inequality? (5 points)

Answers

For me it’s most likely to be A because I combine the inequality and got A so hope this helped
A because the dots are closed dots and are -4,3

help please i will give brainliest

Answers

The 10x + 5 = 35 goes first I think

Then the 35x + 5 = 10 goes second and then

Then 5x+ 10 = 35 goes last

find the difference 67 -43​

Answers

Answer:

Here's how to solve

Step-by-step explanation:

67-43.

7-3=4

6-4=2

so 24 and to check if it is correct substitute 24 in the equation

24+43= 67

24 is your answer

Answer:

[tex]67 - 43 \\ \\ = 24 \\ then \\ 24 + 43 \\ = 67 \\ now \\ [/tex]

Please hurry.

Simplify completely.
(2 + 3i)+(-4+1)

A. 2+4i

B. 6+4i

C.-2+2i

D. 6+2i

E. -2+4i

Answers

Answer:

3i-1

Step-by-step explanation:

2+3i-3

3i-1

Answer:

-1 + 3i.

Step-by-step explanation:

Hope this helps!

John bought a car for $36,000, he didn't have enough money to buy the car totally, so he gave $1000 monthly, how much money did he give after 1 year, and how much does he has to give more?

Answers

There are twelve months in a year, and he pays $1000 a month, so we get [tex]\$1000*12 = $12,000[/tex] spent in a year. He originally needed to spend $36,000, so he has [tex]\$36,000-\$12,000 = \$24,000[/tex] left.

Please mark as Brainliest if you found this helpful.

Answer:

He payed 12,000 in one year

John has to pay $24000

Step-by-step explanation:

Car cost = $36,000

He gave Monthly = $1000

How much money did he give in a year?

1 year = 12 months

So

$1000 x 12 = 12,000

How does he have balance?

$36,000 - $12,000 = $24,000

John payed $12000 in one year, and has to pay $24000 more to own the car.

Hope you understand

:-)

how to Simplify: -2n + 11 + 6n

Answers

Answer:

4n + 11

Step-by-step explanation:

-2n + 6n = 4n

11 just stays as is

Answer:

4n + 11

Step-by-step explanation:

Combine like terms.

-2n + 11 + 6n = 4n + 11

What is 1/4g(5+3)−4g+13

Answers

Answer:

simplify to -2g+13

Step-by-step explanation:

Multiply.
- 3(6y + 3)
- 3(6y + 3) = (

Answers

Answer:

Step-by-step explanation:Basic Math. Simplify (6y-3)(6y+3). (6y−3)(6y+3) ( 6 y - 3 ) ( 6 y + 3 ). Expand (6y−3)(6y+3) ( 6 y - 3 ) ( 6 y + 3 ) using the FOIL Method

10 + 3x = 2(3 + 4) +5

Answers

x = 3
you’re welcome !!!

Answer:

x=3

Step-by-step explanation:

10+3x=2(3+4)+5

3x=2(7)-5

3x=14-5

3x=9

x=3

You're welcome sir

What is the domain of the function
f(x) = -4 log2 (x + 3) – 6

Answers

Answer:

Domain: (-infinity,infinity)

Step-by-step explanation:

You're welcome. :)

(I couldn't write the symbols) So I wrote infinity. Hopefully I helped!

Add this pair of numbers make sure your answer is fully reduced 1 1/2 + 1/6

Answers

Answer:

The answer to 1 1/2 + 1/6 is 1 2/3.

the answer would be 17/3

TIME REMAINING
13:42
Atlanta and Los Angeles have two of the top ten busiest airports in the world. In 2011, Atlanta had approximately 92.365 million passengers flying through its airport. If Los Angeles had 30.517 million fewer passengers, how many passengers did Los Angeles have?
61.848 million
89.313 million
99.314 million
122.882 million

Answers

61.848
Mark me as brainliest????? :((((((
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