13v=81+4v

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Solution for 13v=81+4v equation: 


Simplifying
13v = 81 + 4v

Solving
13v = 81 + 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.
13v + -4v = 81 + 4v + -4v

Combine like terms: 13v + -4v = 9v
9v = 81 + 4v + -4v

Combine like terms: 4v + -4v = 0
9v = 81 + 0
9v = 81

Divide each side by '9'.
v = 9

Simplifying
v = 9

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