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Simplifying
81m2 + 3 = 12
Reorder the terms:
3 + 81m2 = 12
Solving
3 + 81m2 = 12
Solving for variable 'm'.
Move all terms containing m to the left, all other terms to the right.
Add '-3' to each side of the equation.
3 + -3 + 81m2 = 12 + -3
Combine like terms: 3 + -3 = 0
0 + 81m2 = 12 + -3
81m2 = 12 + -3
Combine like terms: 12 + -3 = 9
81m2 = 9
Divide each side by '81'.
m2 = 0.1111111111
Simplifying
m2 = 0.1111111111
Take the square root of each side:
m = {-0.333333333, 0.333333333}
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