9m^2-81n^2=0

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Solution for 9m^2-81n^2=0 equation: 


Simplifying
9m2 + -81n2 = 0

Solving
9m2 + -81n2 = 0

Solving for variable 'm'.

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

Add '81n2' to each side of the equation.
9m2 + -81n2 + 81n2 = 0 + 81n2

Combine like terms: -81n2 + 81n2 = 0
9m2 + 0 = 0 + 81n2
9m2 = 0 + 81n2
Remove the zero:
9m2 = 81n2

Divide each side by '9'.
m2 = 9n2

Simplifying
m2 = 9n2

Take the square root of each side:
m = {-3n, 3n}

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