20-12-12v=-15v-13

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Solution for 20-12-12v=-15v-13 equation:


Simplifying
20 + -12 + -12v = -15v + -13

Combine like terms: 20 + -12 = 8
8 + -12v = -15v + -13

Reorder the terms:
8 + -12v = -13 + -15v

Solving
8 + -12v = -13 + -15v

Solving for variable 'v'.

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

Add '15v' to each side of the equation.
8 + -12v + 15v = -13 + -15v + 15v

Combine like terms: -12v + 15v = 3v
8 + 3v = -13 + -15v + 15v

Combine like terms: -15v + 15v = 0
8 + 3v = -13 + 0
8 + 3v = -13

Add '-8' to each side of the equation.
8 + -8 + 3v = -13 + -8

Combine like terms: 8 + -8 = 0
0 + 3v = -13 + -8
3v = -13 + -8

Combine like terms: -13 + -8 = -21
3v = -21

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

Simplifying
v = -7

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