9m^2-2=142

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Solution for 9m^2-2=142 equation: 


Simplifying
9m2 + -2 = 142

Reorder the terms:
-2 + 9m2 = 142

Solving
-2 + 9m2 = 142

Solving for variable 'm'.

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

Add '2' to each side of the equation.
-2 + 2 + 9m2 = 142 + 2

Combine like terms: -2 + 2 = 0
0 + 9m2 = 142 + 2
9m2 = 142 + 2

Combine like terms: 142 + 2 = 144
9m2 = 144

Divide each side by '9'.
m2 = 16

Simplifying
m2 = 16

Take the square root of each side:
m = {-4, 4}

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