12-5v=-(4v-8)

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Solution for 12-5v=-(4v-8) equation: 



12-5v=-(4v-8)

We move all terms to the left:

12-5v-(-(4v-8))=0



We calculate terms in parentheses: -(-(4v-8)), so:

-(4v-8)

We get rid of parentheses

-4v+8

Back to the equation:

-(-4v+8)



We get rid of parentheses

-5v+4v-8+12=0

We add all the numbers together, and all the variables

-1v+4=0

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

-v=-4

v=-4/-1

v=+4

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