What is 2x + 4x + 4 = 4(x + 4) and step by step and Highlight / circle the error
2x + 4x + 4 = 4(x + 4)
6x + 4 = 4x + 16
+4x +4x
10x + 4 = 16
-4 -4
10x = 12
10 10
x = 1.2

Answers

Answer 1

Answer:

x = 6 and the +4x is wrong

Step-by-step explanation:

2x + 4x + 4 = 4(x + 4)

6x + 4 = 4x + 16

+4x +4x  <--( This part is wrong )

10x + 4 = 16

-4 -4

10x = 12

10 10

x = 1.2

Correct steps

2x + 4x + 4 = 4(x + 4)

6x + 4 = 4x + 16

-4x        -4x

2x + 4  = 16

      -4     -4

2x = 12

2       2

x = 6


Related Questions

What is the measure of Z CAB? 38° 52° 70° 128°

Answers

Answer:

52

Step-by-step explanation:

Find the median of the data in the box plot below.
rebounds
Juan's number of rebounds each game
HHH
0
3
6
9
12
15
Stuck? Watch a video or use a hint.
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Answer:

lol not sure

Step-by-step explanation:

im not sure

Answer:

10

Step-by-step explanation:

i just did it on khan academy

Garnelle has 3 dozen sweets, which is 15 more than what Daniel has. Daniel has 10 more sweets than Dacia. How many sweets does Dacia have?

Answers

Answer:

20 dollars

Step-by-step explanation:

in the quadrant you start at (2,6) and move 5 units right what point will end up on?

Answers

Answer:

(7,6)

Step-by-step explanation:

Add 5 to the x-value of the point.

Find the nth term of the geometric sequence: 5, 25, 125, 625, ... n = 7 *

Answers

Answer:

78125

Step-by-step explanation:

PLEASE mark as brainliest !! :D

Help me please I will give brainly

Answers

A. Angle 1 and angle 5

The population of Australia was 14.692 million in 1980 and 17.065 million in 1990. Estimate the population of Australia in 2000.
A. 10.89 million
B. 17.32 million
C. 19.82 million
D. 23.02 million

Answers

Answer:

C

Step-by-step explanation:

Plz help, this question is in khan academy

Answers

I’m not sure but try, 31.5

express 2/3 : 4/5 in lowest form

Answers

Answer:

2/3 : 4/5 or 0.67 : 0.8

Step-by-step explanation:

it's already in its lowest form.

A boat has a crew of 5 people. It can carry a total of 16 people. How many trips would it need to make to carry 75 passengers to an island?

Answers

Answer:

about 5

Step-by-step explanation:

this is because if you divide 5 by 9 you would be 3  and then add that by 2 because 75 has 2 letters and you get 5

!!!HELP ASAP!!! Are all of the angles in a rhombus 90 degrees?

Answers

Answer:

no a rhombus doesn't have 4 right angles

a right angle=90 degrees

Answer:

not always

Step by step explanation:

if one is 90 degrees, then yes

If you have one at 89 degrees, for example, then the corresponding angle would be 91 degrees

I NEED HELPLPL
In rhombus MATH, find the value of x
if mZMAH=5x+12 and mZHAT=8x-12.
If the answer is 13.8, move to T
If the answer is 12, move to u
If the answer is 8, move to v
If the answer is 0, move to w

Answers

Hihhhhhhhdubdudhdhdhdh

Answer:

m<MAH=5x+12

mZHAT=8x-12.=

m<MAH=mZHAT diagonal of rhombus bisect the angle

5x+12 =8x-12

12+12=8x-5x

24=3x

x=24/3=8 is your answer.

this is the required answer look it once

pleeasseeeee help :(
i need an understanding w/ this not just an answer.
please and thanks!

Answers

Answer:

r the minus numbers given in tue options the answers

Answer:

choice 1) -6 and choice 2) -5

Step-by-step explanation:

choice 1)

-(1/2)-6)+6 > 8

9 > 8

choice 2)

-(1/2)(-5)+6 > 8

8 1/2 > 8

Your dinner bill was $37.90 with 8% tax and 19% tip.
What was the final price?
A Tax
B. Tip
C. Final Price

Answers

Tip would be the best answer choice
Tax=$3.032
Tip=$7.201
Final price=$48.133

Which of the expressions below has a 6 in the hundredths place of the product? Select all that apply.

A) 3.3 x 4.4
B) 2.36 x 16
C) 14.4 x 5.4
D) 9.6 x 5.21

Answers

Answer:

A

Step-by-step explanation:

answer asap plllllsssssss​

Answers

Answer:

n + 32 = 59.13

Step-by-step explanation:

n + 32 = 59.13

Answer:

32+n=59.13?

Step-by-step explanation:

I hope this helps im bad at math ;-;

the radius of a circle is 63 centimeters. what is the circumference of the circle?

Answers

Answer:

[tex] \color{magenta} \huge{ \boxed{answer}}[/tex]

Solve for circumference

→ C ≈ 395.84cm

hopefully help:)

Step-by-step explanation:

✨use #CarryOnLearning to help our medical frontliners✨

#CarryOnLearning

help me please!! thanks

Answers

Answer:

lol

Steplol

lolo

Answer:

0.78/1

Step-by-step explanation:

What is the equation of the line that passes through the point (3, 3) and has a slope
of o?

Answers

Answer:

Step-by-step explanation:

6. A manufacturer uses a mold to make a part in the shape of a triangular prism. The dimensions (1 point)
of this part are shown below.
Calculate the volume of the part. Round your answer to the nearest whole number.
A 108 mm
B 217 mm
C 454 mm
D 880 mm

Pls show work I really need help

Answers

Answer:

A 108 mm

Step-by-step explanation:

The computation is shown below:

As we know that

V = Bh

where

B denotes the area of the base

and h denotes the height of the prism.

Now

V = (1 ÷ 2 × 12.6 × 1.6) × 10.75

= 108.36 mm

= 108 mm

Hence, the option a is correct

Rex is making window cleaner by mixing vinegar and water. The ratio table
below shows how much of each ingredient to mix together.
WINDOW CLEANER
Cups of
Vinegar
Cups of
Water
1
3
2.
6
3
9
If Rex uses 7 cups of vinegar, how many cups of water does he need to add?

Answers

Answer:

21

Step-by-step explanation:

In the chart, the left side increases by one, and the right side increases by 3. So the left side multiplied by 3 will give you the right side. 7 x 3 = 21, so he will need 21 cups of water.

The measures of three angles of a triangle are given by (8x - 5), (2x)º, and (3x – 10). What is the measure of the largest angle? A 15° B 115° C. 35° D 150°​

Answers

Answer: 115°

Step-by-step explanation:

We should note that the sum of the angles that are in a triangle is equal to 180°, therefore we will add the angles given and equate them to 180°. This will be:

(8x - 5) + (2x) + (3x - 10) = 180

8x - 5 + 2x + 3x - 10 = 180

Collect like terms

8x + 2x + 3x = 180 + 5 + 10

13x = 195

x = 195/13

x = 15

The angles are:

8x - 5 = 8(15) - 5 = 120 - 5 = 115°

2x = 2(15) = 30°

3x - 10 = 3(15) - 10 = 45 - 10 = 35°

Therefore, the largest angle is 115°

Can somebody plz help answer these math questions correctly thx (only if u done this before) :3

WILL MARK BRAINLIEST WHOEVER ANSWERS THESE FIRST!!!

Answers

Answer:

Step-by-step explanation:

The sum of complementary angles equals to 90° while the sum of supplementary angles equals 180°.

The measure of the complementary angles will be:

19. 42°

= 90° - 42°

= 48°

20. 78°

= 90° - 78°

= 12°

21. 32°

= 90° - 32°

= 58°

22. 72°

= 90° - 72°

= 18°

22. 40°

= 90° - 40°

= 50°

23. 14°

= 90° - 14°

= 76°

The measure of the supplementary angles will be:

25. 36°

= 180° - 36°

= 144°

26. 124°

= 180° - 124°

= 56°

27. 85°

= 180° - 85°

= 95°

28. 84°

= 180° - 84°

= 96°

29. 153°

= 180° - 153°

= 27°

30. 176°

= 180° - 176°

= 4°

Note that the value of the complementary angles were gotten by deducting the angles given from 90° while the supplementary angles were gotten by deducting the values given from 180°.

Ai Mi went to the store to buy some chicken. The price per pound of the chicken is $3.50 per pound and she has a coupon for $2.50 off the final amount. With the coupon, how much would Ai Mi have to pay to buy 3 pounds of chicken? Also, write an expression for the cost to buy pp pounds of chicken, assuming at least one pound is purchased.

Answers

Answer:

$8 for 3 pounds

cost for p pounds: 3.50p - 2.50

Step-by-step explanation:

Cost of 3 pounds:

Original cost = Cost per pound x 3

= 3.50 x 3

= 10.50

Coupon = 2.50

Final cost = Original cost - Coupon

= 10.50 - 2.50

= $8

Cost of p pounds:

Original cost = Cost per pound x p

= 3.50 x p

= 3.50p

Coupon = 2.50

Final Cost = Original Cost - Coupon

= 3.50p - 2.50

Ai Mi has to pay $8 to buy 3 pounds of chicken.  An expression for the cost to buy p pounds of chicken would be; 3.50p - 2.50

What is the unitary method?

The unitary method is a method for solving a problem by the first value of a single unit and then finding the value by multiplying the single value.

The Cost of 3 pounds:

Thus Original cost = Cost per pound x 3

= 3.50 x 3

= 10.50

Also, we know that the Coupon cost is 2.50

The Final cost = Original cost - Coupon

= 10.50 - 2.50

= $8

Now Let the Cost of pounds is p

The Original cost = Cost per pound x p

= 3.50 x p

= 3.50p

Also the cost of the Coupon = 2.50

The Final Cost = Original Cost - Coupon

= 3.50p - 2.50

Hence, Ai Mi has to pay $8 to buy 3 pounds of chicken.  An expression for the cost to buy p pounds of chicken would be; 3.50p - 2.50

To learn more about the unitary method, please visit the link given below;

https://brainly.com/question/23423168

#SPJ2

ayudaaaaaaaaa plisssssssss​

Answers

Answer:

7 1/2

Step-by-step explanation:

6 x 5/4 = 7 2/4 = 7 1/2

Hope that helps!

2
Write the ratio 2kg: 500g in its simplest form

Answers

Answer:

1kg:250g

Step-by-step explanation:

2kg:500g

dividing both sides by 2, we get

1kg:250g

Betsy is ordering prizes for a school fair. She must order 2 helium balloons for every 5 people and 3 stuffed animals for every 8 people. Organizers expect 120 people to attend the fair. TRUE OR FALSE: Betsy orders 48 helium BALLOONS

Answers

Answer:

True, she would need to order 48.

Step-by-step explanation:

If you divide the expected number of people (120) by the number of balloons per person (120 divided by 5) then multiply that by 2 you get 48.

PLEASE HELP!!!!!!!!!

Assume the random variable x is normally distributed with a mean of 45 and standard deviation of 12. Find P (x > 40 ).

Answers

Answer:

z = 54 − 45. 12.

Step-by-step explanation:

Can Somebody help me real fast?

Answers

Answer:

The angle is 23 and the the supplement of this angle is 21

Possession Book Store sells pencils for $27. 35 each. Approximately how much would 1550 pencils cost?

Answers

Answer: Im not completely sure but I believe its 20

Step-by-step explanation: The way I did it is kind of hard to explain.

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