-3(5x+5)=90

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Solution for -3(5x+5)=90 equation: 



-3(5x+5)=90

We move all terms to the left:

-3(5x+5)-(90)=0

We multiply parentheses

-15x-15-90=0

We add all the numbers together, and all the variables

-15x-105=0

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

-15x=105

x=105/-15

x=-7

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