3x-(x-6)=4x-12

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Solution for 3x-(x-6)=4x-12 equation: 



3x-(x-6)=4x-12

We move all terms to the left:

3x-(x-6)-(4x-12)=0

We get rid of parentheses

3x-x-4x+6+12=0

We add all the numbers together, and all the variables

-2x+18=0

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

-2x=-18

x=-18/-2

x=+9

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