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pav-90 [236]
3 years ago
9

4x + 2 = 2x - 20 what is x​

Mathematics
2 answers:
lisabon 2012 [21]3 years ago
8 0

Step-by-step explanation:

4x + 2 = 2x - 20

4x-2x=-20-2

2x=-22

x=-11

Cloud [144]3 years ago
7 0

Answer:

4 \times  + 2 = 2 \times  - 20

2 \times  + 1 =  \times  - 10

2 \times  -  \times  =  - 10 - 1

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Is the number there three? if you answer to me i will give you twenty Points.
juin [17]

Answer:

2

Step-by-step explanation:

3 x 2 = 6

1 x 2 = 2

hope it helps

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7 0
2 years ago
Jane rented a movie. She started the movie at 11:42 PM, and it was 2 hours 47 minutes long. When did the movie end?
Scilla [17]
I think it would be 2:29
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3 years ago
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Please help me on #18, don't know how to do the question.
svetlana [45]

Option B) Determine the volume of the cake V= πr²h and divide that amount by 18

<u>Step-by-step explanation:</u>

  • It is given that, the birthday cake is in the shape of the cylinder.
  • Therefore, to find the entire volume of the cake, the volume of the cylinder formula is used.

<u>The volume of the cylinder is given by,</u>

Volume of the birthday cake = πr²h

After that, it was asked to find the volume of each piece of the cake.

In this case, the birthday cake is cut into 18 pieces.

We already know the total volume of the birthday cake which is πr²h.

In order to find the volume of each piece of cut cake, the total volume must be divided by the number of parts it has been cut into pieces.

Here, the whole part of the cake is 1.

The number of parts it has been divided after it is made into pieces = 18 parts.

Therefore, the volume of the birthday cake must be divided by 18 to get the volume of each piece of cake.

Option B) Determine the volume of the cake V= πr²h and divide that amount by 18 is correct.

8 0
3 years ago
Tell whether the angles are adjacent or vertical. Then find the value of x.
Gwar [14]

Answer:

x = 128

Step-by-step explanation:

Adjacent angles - Angles right next to each other. They share a common vertex

Vertical angles - angles that are vertically aligned with each other.

The angle that has a measure of 128 degrees and x are vertical angles

If you didn't know vertical angles are congruent so because one angle equals 128 degrees the other equals 128 degrees

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6 0
3 years ago
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Bezzdna [24]
36 cans = 21%

36 / 21% = x
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171 cans = 100%
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3 years ago
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