-9v+7=-5(v-7)

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Solution for -9v+7=-5(v-7) equation: 



-9v+7=-5(v-7)

We move all terms to the left:

-9v+7-(-5(v-7))=0



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

-5(v-7)

We multiply parentheses

-5v+35

Back to the equation:

-(-5v+35)



We get rid of parentheses

-9v+5v-35+7=0

We add all the numbers together, and all the variables

-4v-28=0

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

-4v=28

v=28/-4

v=-7

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