-3v+6v=9+12

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


Simplifying
-3v + 6v = 9 + 12

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

Combine like terms: 9 + 12 = 21
3v = 21

Solving
3v = 21

Solving for variable 'v'.

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

Divide each side by '3'.
v = 7

Simplifying
v = 7

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