-2(9+6x)=129

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Solution for -2(9+6x)=129 equation: 



-2(9+6x)=129

We move all terms to the left:

-2(9+6x)-(129)=0

We add all the numbers together, and all the variables

-2(6x+9)-129=0

We multiply parentheses

-12x-18-129=0

We add all the numbers together, and all the variables

-12x-147=0

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

-12x=147

x=147/-12

x=-12+1/4

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