m^2=8m-15

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Solution for m^2=8m-15 equation:


Simplifying
m2 = 8m + -15

Reorder the terms:
m2 = -15 + 8m

Solving
m2 = -15 + 8m

Solving for variable 'm'.

Reorder the terms:
15 + -8m + m2 = -15 + 8m + 15 + -8m

Reorder the terms:
15 + -8m + m2 = -15 + 15 + 8m + -8m

Combine like terms: -15 + 15 = 0
15 + -8m + m2 = 0 + 8m + -8m
15 + -8m + m2 = 8m + -8m

Combine like terms: 8m + -8m = 0
15 + -8m + m2 = 0

Factor a trinomial.
(3 + -1m)(5 + -1m) = 0

Subproblem 1

Set the factor '(3 + -1m)' equal to zero and attempt to solve: Simplifying 3 + -1m = 0 Solving 3 + -1m = 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 + -1m = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1m = 0 + -3 -1m = 0 + -3 Combine like terms: 0 + -3 = -3 -1m = -3 Divide each side by '-1'. m = 3 Simplifying m = 3

Subproblem 2

Set the factor '(5 + -1m)' equal to zero and attempt to solve: Simplifying 5 + -1m = 0 Solving 5 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1m = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1m = 0 + -5 -1m = 0 + -5 Combine like terms: 0 + -5 = -5 -1m = -5 Divide each side by '-1'. m = 5 Simplifying m = 5

Solution

m = {3, 5}

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