12v=18+3v

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Solution for 12v=18+3v equation: 



12v=18+3v

We move all terms to the left:

12v-(18+3v)=0

We add all the numbers together, and all the variables

12v-(3v+18)=0

We get rid of parentheses

12v-3v-18=0

We add all the numbers together, and all the variables

9v-18=0

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

9v=18

v=18/9

v=2

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