-12+7x-x=8x-4x

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Solution for -12+7x-x=8x-4x equation: 



-12+7x-x=8x-4x

We move all terms to the left:

-12+7x-x-(8x-4x)=0

We add all the numbers together, and all the variables

7x-x-(+4x)-12=0

We add all the numbers together, and all the variables

6x-(+4x)-12=0

We get rid of parentheses

6x-4x-12=0

We add all the numbers together, and all the variables

2x-12=0

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

2x=12

x=12/2

x=6

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