-3(-6x-6)=90

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Solution for -3(-6x-6)=90 equation: 



-3(-6x-6)=90

We move all terms to the left:

-3(-6x-6)-(90)=0

We multiply parentheses

18x+18-90=0

We add all the numbers together, and all the variables

18x-72=0

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

18x=72

x=72/18

x=4

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