-84=7(v-4)

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Solution for -84=7(v-4) equation: 



-84=7(v-4)

We move all terms to the left:

-84-(7(v-4))=0



We calculate terms in parentheses: -(7(v-4)), so:

7(v-4)

We multiply parentheses

7v-28

Back to the equation:

-(7v-28)



We get rid of parentheses

-7v+28-84=0

We add all the numbers together, and all the variables

-7v-56=0

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

-7v=56

v=56/-7

v=-8

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