12x-15=x+7

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Solution for 12x-15=x+7 equation: 



12x-15=x+7

We move all terms to the left:

12x-15-(x+7)=0

We get rid of parentheses

12x-x-7-15=0

We add all the numbers together, and all the variables

11x-22=0

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

11x=22

x=22/11

x=2

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