7x=3x+8=12

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Solution for 7x=3x+8=12 equation: 



7x=3x+8=12

We move all terms to the left:

7x-(3x+8)=0

We get rid of parentheses

7x-3x-8=0

We add all the numbers together, and all the variables

4x-8=0

We move all terms containing x to the left, all other terms to the right

4x=8

x=8/4

x=2

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