7x-7=3x+12

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



7x-7=3x+12

We move all terms to the left:

7x-7-(3x+12)=0

We get rid of parentheses

7x-3x-12-7=0

We add all the numbers together, and all the variables

4x-19=0

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

4x=19

x=19/4

x=4+3/4

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