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Simplifying
3m2 + 7 = 13
Reorder the terms:
7 + 3m2 = 13
Solving
7 + 3m2 = 13
Solving for variable 'm'.
Move all terms containing m to the left, all other terms to the right.
Add '-7' to each side of the equation.
7 + -7 + 3m2 = 13 + -7
Combine like terms: 7 + -7 = 0
0 + 3m2 = 13 + -7
3m2 = 13 + -7
Combine like terms: 13 + -7 = 6
3m2 = 6
Divide each side by '3'.
m2 = 2
Simplifying
m2 = 2
Take the square root of each side:
m = {-1.414213562, 1.414213562}
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