-20=4v+4(v+5)

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Solution for -20=4v+4(v+5) equation: 



-20=4v+4(v+5)

We move all terms to the left:

-20-(4v+4(v+5))=0



We calculate terms in parentheses: -(4v+4(v+5)), so:

4v+4(v+5)

We multiply parentheses

4v+4v+20

We add all the numbers together, and all the variables

8v+20

Back to the equation:

-(8v+20)



We get rid of parentheses

-8v-20-20=0

We add all the numbers together, and all the variables

-8v-40=0

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

-8v=40

v=40/-8

v=-5

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