-4v-31=-8(3+2v)-7

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Solution for -4v-31=-8(3+2v)-7 equation: 



-4v-31=-8(3+2v)-7

We move all terms to the left:

-4v-31-(-8(3+2v)-7)=0

We add all the numbers together, and all the variables

-4v-(-8(2v+3)-7)-31=0



We calculate terms in parentheses: -(-8(2v+3)-7), so:

-8(2v+3)-7

We multiply parentheses

-16v-24-7

We add all the numbers together, and all the variables

-16v-31

Back to the equation:

-(-16v-31)



We get rid of parentheses

-4v+16v+31-31=0

We add all the numbers together, and all the variables

12v=0

v=0/12

v=0

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