12x-(2x-12)=3+9x

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Solution for 12x-(2x-12)=3+9x equation: 



12x-(2x-12)=3+9x

We move all terms to the left:

12x-(2x-12)-(3+9x)=0

We add all the numbers together, and all the variables

12x-(2x-12)-(9x+3)=0

We get rid of parentheses

12x-2x-9x+12-3=0

We add all the numbers together, and all the variables

x+9=0

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

x=-9

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