15=5(-x-7)

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Solution for 15=5(-x-7) equation: 



15=5(-x-7)

We move all terms to the left:

15-(5(-x-7))=0

We add all the numbers together, and all the variables

-(5(-1x-7))+15=0



We calculate terms in parentheses: -(5(-1x-7)), so:

5(-1x-7)

We multiply parentheses

-5x-35

Back to the equation:

-(-5x-35)



We get rid of parentheses

5x+35+15=0

We add all the numbers together, and all the variables

5x+50=0

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

5x=-50

x=-50/5

x=-10

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