12v=-20+8v

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Solution for 12v=-20+8v equation: 



12v=-20+8v

We move all terms to the left:

12v-(-20+8v)=0

We add all the numbers together, and all the variables

12v-(8v-20)=0

We get rid of parentheses

12v-8v+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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