-4v+20=-8(v-5)

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Solution for -4v+20=-8(v-5) equation: 



-4v+20=-8(v-5)

We move all terms to the left:

-4v+20-(-8(v-5))=0



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

-8(v-5)

We multiply parentheses

-8v+40

Back to the equation:

-(-8v+40)



We get rid of parentheses

-4v+8v-40+20=0

We add all the numbers together, and all the variables

4v-20=0

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

4v=20

v=20/4

v=5

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