-15=5w+7-3w

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Solution for -15=5w+7-3w equation: 



-15=5w+7-3w

We move all terms to the left:

-15-(5w+7-3w)=0

We add all the numbers together, and all the variables

-(2w+7)-15=0

We get rid of parentheses

-2w-7-15=0

We add all the numbers together, and all the variables

-2w-22=0

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

-2w=22

w=22/-2

w=-11

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