12-x=4x-7

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



12-x=4x-7

We move all terms to the left:

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

We add all the numbers together, and all the variables

-1x-(4x-7)+12=0

We get rid of parentheses

-1x-4x+7+12=0

We add all the numbers together, and all the variables

-5x+19=0

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

-5x=-19

x=-19/-5

x=3+4/5

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