-13+3x=x-7

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Solution for -13+3x=x-7 equation: 



-13+3x=x-7

We move all terms to the left:

-13+3x-(x-7)=0

We get rid of parentheses

3x-x+7-13=0

We add all the numbers together, and all the variables

2x-6=0

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

2x=6

x=6/2

x=3

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