7-2v=9v-15

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Solution for 7-2v=9v-15 equation: 



7-2v=9v-15

We move all terms to the left:

7-2v-(9v-15)=0

We get rid of parentheses

-2v-9v+15+7=0

We add all the numbers together, and all the variables

-11v+22=0

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

-11v=-22

v=-22/-11

v=+2

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