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Simplifying
7m2 + -8 = 125
Reorder the terms:
-8 + 7m2 = 125
Solving
-8 + 7m2 = 125
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 + 7m2 = 125 + 8
Combine like terms: -8 + 8 = 0
0 + 7m2 = 125 + 8
7m2 = 125 + 8
Combine like terms: 125 + 8 = 133
7m2 = 133
Divide each side by '7'.
m2 = 19
Simplifying
m2 = 19
Take the square root of each side:
m = {-4.358898944, 4.358898944}
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