7v+9=-7+9v

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Solution for 7v+9=-7+9v equation: 



7v+9=-7+9v

We move all terms to the left:

7v+9-(-7+9v)=0

We add all the numbers together, and all the variables

7v-(9v-7)+9=0

We get rid of parentheses

7v-9v+7+9=0

We add all the numbers together, and all the variables

-2v+16=0

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

-2v=-16

v=-16/-2

v=+8

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