21m^2-58m+21=0

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Solution for 21m^2-58m+21=0 equation:


Simplifying
21m2 + -58m + 21 = 0

Reorder the terms:
21 + -58m + 21m2 = 0

Solving
21 + -58m + 21m2 = 0

Solving for variable 'm'.

Factor a trinomial.
(3 + -7m)(7 + -3m) = 0

Subproblem 1

Set the factor '(3 + -7m)' equal to zero and attempt to solve: Simplifying 3 + -7m = 0 Solving 3 + -7m = 0 Move all terms containing m to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -7m = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -7m = 0 + -3 -7m = 0 + -3 Combine like terms: 0 + -3 = -3 -7m = -3 Divide each side by '-7'. m = 0.4285714286 Simplifying m = 0.4285714286

Subproblem 2

Set the factor '(7 + -3m)' equal to zero and attempt to solve: Simplifying 7 + -3m = 0 Solving 7 + -3m = 0 Move all terms containing m to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -3m = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3m = 0 + -7 -3m = 0 + -7 Combine like terms: 0 + -7 = -7 -3m = -7 Divide each side by '-3'. m = 2.333333333 Simplifying m = 2.333333333

Solution

m = {0.4285714286, 2.333333333}

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