3x-3(3x+9)=90

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Solution for 3x-3(3x+9)=90 equation: 



3x-3(3x+9)=90

We move all terms to the left:

3x-3(3x+9)-(90)=0

We multiply parentheses

3x-9x-27-90=0

We add all the numbers together, and all the variables

-6x-117=0

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

-6x=117

x=117/-6

x=-19+1/2

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