3v+45=12v

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Solution for 3v+45=12v equation: 



3v+45=12v

We move all terms to the left:

3v+45-(12v)=0

We add all the numbers together, and all the variables

-9v+45=0

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

-9v=-45

v=-45/-9

v=+5

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