12+3v=-9

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Solution for 12+3v=-9 equation: 


Simplifying
12 + 3v = -9

Solving
12 + 3v = -9

Solving for variable 'v'.

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

Add '-12' to each side of the equation.
12 + -12 + 3v = -9 + -12

Combine like terms: 12 + -12 = 0
0 + 3v = -9 + -12
3v = -9 + -12

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

Divide each side by '3'.
v = -7

Simplifying
v = -7

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