12x+7=8x-20

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Solution for 12x+7=8x-20 equation: 



12x+7=8x-20

We move all terms to the left:

12x+7-(8x-20)=0

We get rid of parentheses

12x-8x+20+7=0

We add all the numbers together, and all the variables

4x+27=0

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

4x=-27

x=-27/4

x=-6+3/4

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