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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



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

4(v-4)

We multiply parentheses

4v-16

Back to the equation:

-(4v-16)



We get rid of parentheses

-8v-4v+16+20=0

We add all the numbers together, and all the variables

-12v+36=0

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

-12v=-36

v=-36/-12

v=+3

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