12v-6v+v+3v-9v=7

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Solution for 12v-6v+v+3v-9v=7 equation: 


Simplifying
12v + -6v + v + 3v + -9v = 7

Combine like terms: 12v + -6v = 6v
6v + v + 3v + -9v = 7

Combine like terms: 6v + v = 7v
7v + 3v + -9v = 7

Combine like terms: 7v + 3v = 10v
10v + -9v = 7

Combine like terms: 10v + -9v = 1v
1v = 7

Solving
1v = 7

Solving for variable 'v'.

Move all terms containing v to the left, all other terms to the right.

Divide each side by '1'.
v = 7

Simplifying
v = 7

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