2+5=-v+2(1+7v)

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Solution for 2+5=-v+2(1+7v) equation: 



2+5=-v+2(1+7v)

We move all terms to the left:

2+5-(-v+2(1+7v))=0

We add all the numbers together, and all the variables

-(-v+2(7v+1))+2+5=0

We add all the numbers together, and all the variables

-(-v+2(7v+1))+7=0



We calculate terms in parentheses: -(-v+2(7v+1)), so:

-v+2(7v+1)

We add all the numbers together, and all the variables

-1v+2(7v+1)

We multiply parentheses

-1v+14v+2

We add all the numbers together, and all the variables

13v+2

Back to the equation:

-(13v+2)



We get rid of parentheses

-13v-2+7=0

We add all the numbers together, and all the variables

-13v+5=0

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

-13v=-5

v=-5/-13

v=5/13

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