8v=-8(7-8v)

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Solution for 8v=-8(7-8v) equation: 



8v=-8(7-8v)

We move all terms to the left:

8v-(-8(7-8v))=0

We add all the numbers together, and all the variables

8v-(-8(-8v+7))=0



We calculate terms in parentheses: -(-8(-8v+7)), so:

-8(-8v+7)

We multiply parentheses

64v-56

Back to the equation:

-(64v-56)



We get rid of parentheses

8v-64v+56=0

We add all the numbers together, and all the variables

-56v+56=0

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

-56v=-56

v=-56/-56

v=1

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