-7(v-9)=5v-21

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Solution for -7(v-9)=5v-21 equation: 



-7(v-9)=5v-21

We move all terms to the left:

-7(v-9)-(5v-21)=0

We multiply parentheses

-7v-(5v-21)+63=0

We get rid of parentheses

-7v-5v+21+63=0

We add all the numbers together, and all the variables

-12v+84=0

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

-12v=-84

v=-84/-12

v=+7

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