-120=2(7v-4)

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Solution for -120=2(7v-4) equation: 



-120=2(7v-4)

We move all terms to the left:

-120-(2(7v-4))=0



We calculate terms in parentheses: -(2(7v-4)), so:

2(7v-4)

We multiply parentheses

14v-8

Back to the equation:

-(14v-8)



We get rid of parentheses

-14v+8-120=0

We add all the numbers together, and all the variables

-14v-112=0

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

-14v=112

v=112/-14

v=-8

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