6x-3(-3x-7)=-159

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Solution for 6x-3(-3x-7)=-159 equation: 



6x-3(-3x-7)=-159

We move all terms to the left:

6x-3(-3x-7)-(-159)=0

We add all the numbers together, and all the variables

6x-3(-3x-7)+159=0

We multiply parentheses

6x+9x+21+159=0

We add all the numbers together, and all the variables

15x+180=0

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

15x=-180

x=-180/15

x=-12

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