-2w+15=-9(w-4)

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Solution for -2w+15=-9(w-4) equation: 



-2w+15=-9(w-4)

We move all terms to the left:

-2w+15-(-9(w-4))=0



We calculate terms in parentheses: -(-9(w-4)), so:

-9(w-4)

We multiply parentheses

-9w+36

Back to the equation:

-(-9w+36)



We get rid of parentheses

-2w+9w-36+15=0

We add all the numbers together, and all the variables

7w-21=0

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

7w=21

w=21/7

w=3

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