9w-9=-3(w-9)

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



9w-9=-3(w-9)

We move all terms to the left:

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



We calculate terms in parentheses: -(-3(w-9)), so:

-3(w-9)

We multiply parentheses

-3w+27

Back to the equation:

-(-3w+27)



We get rid of parentheses

9w+3w-27-9=0

We add all the numbers together, and all the variables

12w-36=0

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

12w=36

w=36/12

w=3

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