15=3(v-7)

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Solution for 15=3(v-7) equation: 


Simplifying
15 = 3(v + -7)

Reorder the terms:
15 = 3(-7 + v)
15 = (-7 * 3 + v * 3)
15 = (-21 + 3v)

Solving
15 = -21 + 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 = -21 + 3v + -3v

Combine like terms: 3v + -3v = 0
15 + -3v = -21 + 0
15 + -3v = -21

Add '-15' to each side of the equation.
15 + -15 + -3v = -21 + -15

Combine like terms: 15 + -15 = 0
0 + -3v = -21 + -15
-3v = -21 + -15

Combine like terms: -21 + -15 = -36
-3v = -36

Divide each side by '-3'.
v = 12

Simplifying
v = 12

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