12-3(3+3x)=12-8x

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Solution for 12-3(3+3x)=12-8x equation: 



12-3(3+3x)=12-8x

We move all terms to the left:

12-3(3+3x)-(12-8x)=0

We add all the numbers together, and all the variables

-3(3x+3)-(-8x+12)+12=0

We multiply parentheses

-9x-(-8x+12)-9+12=0

We get rid of parentheses

-9x+8x-12-9+12=0

We add all the numbers together, and all the variables

-1x-9=0

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

-x=9

x=9/-1

x=-9

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