-12=-4x+2x

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Solution for -12=-4x+2x equation: 



-12=-4x+2x

We move all terms to the left:

-12-(-4x+2x)=0

We add all the numbers together, and all the variables

-(-2x)-12=0

We get rid of parentheses

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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