81=9v

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Solution for 81=9v equation:


Simplifying
81 = 9v

Solving
81 = 9v

Solving for variable 'v'.

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

Add '-9v' to each side of the equation.
81 + -9v = 9v + -9v

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

Add '-81' to each side of the equation.
81 + -81 + -9v = 0 + -81

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

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

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

Simplifying
v = 9

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