-3x=4x-12

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Solution for -3x=4x-12 equation: 



-3x=4x-12

We move all terms to the left:

-3x-(4x-12)=0

We get rid of parentheses

-3x-4x+12=0

We add all the numbers together, and all the variables

-7x+12=0

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

-7x=-12

x=-12/-7

x=1+5/7

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