12=3(v-8)-7v

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Solution for 12=3(v-8)-7v equation: 


Simplifying
12 = 3(v + -8) + -7v

Reorder the terms:
12 = 3(-8 + v) + -7v
12 = (-8 * 3 + v * 3) + -7v
12 = (-24 + 3v) + -7v

Combine like terms: 3v + -7v = -4v
12 = -24 + -4v

Solving
12 = -24 + -4v

Solving for variable 'v'.

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

Add '4v' to each side of the equation.
12 + 4v = -24 + -4v + 4v

Combine like terms: -4v + 4v = 0
12 + 4v = -24 + 0
12 + 4v = -24

Add '-12' to each side of the equation.
12 + -12 + 4v = -24 + -12

Combine like terms: 12 + -12 = 0
0 + 4v = -24 + -12
4v = -24 + -12

Combine like terms: -24 + -12 = -36
4v = -36

Divide each side by '4'.
v = -9

Simplifying
v = -9

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