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Simplifying
9m2 + 7 = 40
Reorder the terms:
7 + 9m2 = 40
Solving
7 + 9m2 = 40
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 + 9m2 = 40 + -7
Combine like terms: 7 + -7 = 0
0 + 9m2 = 40 + -7
9m2 = 40 + -7
Combine like terms: 40 + -7 = 33
9m2 = 33
Divide each side by '9'.
m2 = 3.666666667
Simplifying
m2 = 3.666666667
Take the square root of each side:
m = {-1.914854216, 1.914854216}
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