15=3v-12

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Solution for 15=3v-12 equation:


Simplifying
15 = 3v + -12

Reorder the terms:
15 = -12 + 3v

Solving
15 = -12 + 3v

Solving for variable 'v'.

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

Add '-3v' to each side of the equation.
15 + -3v = -12 + 3v + -3v

Combine like terms: 3v + -3v = 0
15 + -3v = -12 + 0
15 + -3v = -12

Add '-15' to each side of the equation.
15 + -15 + -3v = -12 + -15

Combine like terms: 15 + -15 = 0
0 + -3v = -12 + -15
-3v = -12 + -15

Combine like terms: -12 + -15 = -27
-3v = -27

Divide each side by '-3'.
v = 9

Simplifying
v = 9

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