-9(w+3)=-3w-21

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Solution for -9(w+3)=-3w-21 equation: 



-9(w+3)=-3w-21

We move all terms to the left:

-9(w+3)-(-3w-21)=0

We multiply parentheses

-9w-(-3w-21)-27=0

We get rid of parentheses

-9w+3w+21-27=0

We add all the numbers together, and all the variables

-6w-6=0

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

-6w=6

w=6/-6

w=-1

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