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If 7 + 3x = 22, thеn 2х =? ООООО
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If 7 + 3x = 22, thеn 2х =?
ООООО

User Andrea Bevilacqua
by
3.3k points

2 Answers

5 votes

Answer:

2x = 10

Explanation:

7 + 3x = 22

7 - 7 + 3x = 22 - 7

3x = 15

3x / 3 = 15 / 3

x = 5

x * 2 = 5 * 2

2x = 10

User Karlcow
by
4.3k points
5 votes

Answer:

2x = 10

Explanation:

First you need to solve for x

7 + 3x = 22

3x = 15

x = 5

Now that we know x we can calculate 2x

2x = 2 * 5 = 10

User Long Ranger
by
4.4k points
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