-86=5(-7v+8)-7v

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Solution for -86=5(-7v+8)-7v equation: 



-86=5(-7v+8)-7v

We move all terms to the left:

-86-(5(-7v+8)-7v)=0



We calculate terms in parentheses: -(5(-7v+8)-7v), so:

5(-7v+8)-7v

We add all the numbers together, and all the variables

-7v+5(-7v+8)

We multiply parentheses

-7v-35v+40

We add all the numbers together, and all the variables

-42v+40

Back to the equation:

-(-42v+40)



We get rid of parentheses

42v-40-86=0

We add all the numbers together, and all the variables

42v-126=0

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

42v=126

v=126/42

v=3

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