115-4v=5v+7

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Solution for 115-4v=5v+7 equation:


Simplifying
115 + -4v = 5v + 7

Reorder the terms:
115 + -4v = 7 + 5v

Solving
115 + -4v = 7 + 5v

Solving for variable 'v'.

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

Add '-5v' to each side of the equation.
115 + -4v + -5v = 7 + 5v + -5v

Combine like terms: -4v + -5v = -9v
115 + -9v = 7 + 5v + -5v

Combine like terms: 5v + -5v = 0
115 + -9v = 7 + 0
115 + -9v = 7

Add '-115' to each side of the equation.
115 + -115 + -9v = 7 + -115

Combine like terms: 115 + -115 = 0
0 + -9v = 7 + -115
-9v = 7 + -115

Combine like terms: 7 + -115 = -108
-9v = -108

Divide each side by '-9'.
v = 12

Simplifying
v = 12

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