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13 votes
12. What is the solution to 4x - 8 = 20?*
X = 6
x= 5
x=7
x = 8

User Joyeon
by
8.7k points

1 Answer

12 votes

Answer:


x=7

Explanation:

First, add like terms. In this case, you would add
8 to both side to get rid of it from the left side, and with its like term,
20.


4x-8=20→4x=28

Then, divide both side by 4 to isolate
x.


4x=28→x=7

The answer is
x=7.

User Maicake
by
8.4k points

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