-5w-12=-2(w-9)

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Solution for -5w-12=-2(w-9) equation: 



-5w-12=-2(w-9)

We move all terms to the left:

-5w-12-(-2(w-9))=0



We calculate terms in parentheses: -(-2(w-9)), so:

-2(w-9)

We multiply parentheses

-2w+18

Back to the equation:

-(-2w+18)



We get rid of parentheses

-5w+2w-18-12=0

We add all the numbers together, and all the variables

-3w-30=0

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

-3w=30

w=30/-3

w=-10

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