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Simplifying
3m2 + 8 = 87
Reorder the terms:
8 + 3m2 = 87
Solving
8 + 3m2 = 87
Solving for variable 'm'.
Move all terms containing m to the left, all other terms to the right.
Add '-8' to each side of the equation.
8 + -8 + 3m2 = 87 + -8
Combine like terms: 8 + -8 = 0
0 + 3m2 = 87 + -8
3m2 = 87 + -8
Combine like terms: 87 + -8 = 79
3m2 = 79
Divide each side by '3'.
m2 = 26.33333333
Simplifying
m2 = 26.33333333
Take the square root of each side:
m = {-5.131601439, 5.131601439}
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