-137=-3(-1-7v)+7v

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Solution for -137=-3(-1-7v)+7v equation: 



-137=-3(-1-7v)+7v

We move all terms to the left:

-137-(-3(-1-7v)+7v)=0

We add all the numbers together, and all the variables

-(-3(-7v-1)+7v)-137=0



We calculate terms in parentheses: -(-3(-7v-1)+7v), so:

-3(-7v-1)+7v

We add all the numbers together, and all the variables

7v-3(-7v-1)

We multiply parentheses

7v+21v+3

We add all the numbers together, and all the variables

28v+3

Back to the equation:

-(28v+3)



We get rid of parentheses

-28v-3-137=0

We add all the numbers together, and all the variables

-28v-140=0

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

-28v=140

v=140/-28

v=-5

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