9=-5w+2(w-6)

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Solution for 9=-5w+2(w-6) equation: 



9=-5w+2(w-6)

We move all terms to the left:

9-(-5w+2(w-6))=0



We calculate terms in parentheses: -(-5w+2(w-6)), so:

-5w+2(w-6)

We multiply parentheses

-5w+2w-12

We add all the numbers together, and all the variables

-3w-12

Back to the equation:

-(-3w-12)



We get rid of parentheses

3w+12+9=0

We add all the numbers together, and all the variables

3w+21=0

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

3w=-21

w=-21/3

w=-7

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