-15-v=-7(v+3)

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Solution for -15-v=-7(v+3) equation: 



-15-v=-7(v+3)

We move all terms to the left:

-15-v-(-7(v+3))=0

We add all the numbers together, and all the variables

-1v-(-7(v+3))-15=0



We calculate terms in parentheses: -(-7(v+3)), so:

-7(v+3)

We multiply parentheses

-7v-21

Back to the equation:

-(-7v-21)



We get rid of parentheses

-1v+7v+21-15=0

We add all the numbers together, and all the variables

6v+6=0

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

6v=-6

v=-6/6

v=-1

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