-15=3w-9-5w

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Solution for -15=3w-9-5w equation: 



-15=3w-9-5w

We move all terms to the left:

-15-(3w-9-5w)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

2w+9-15=0

We add all the numbers together, and all the variables

2w-6=0

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

2w=6

w=6/2

w=3

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