8m^2-16m-13=-3

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Solution for 8m^2-16m-13=-3 equation:


Simplifying
8m2 + -16m + -13 = -3

Reorder the terms:
-13 + -16m + 8m2 = -3

Solving
-13 + -16m + 8m2 = -3

Solving for variable 'm'.

Reorder the terms:
-13 + 3 + -16m + 8m2 = -3 + 3

Combine like terms: -13 + 3 = -10
-10 + -16m + 8m2 = -3 + 3

Combine like terms: -3 + 3 = 0
-10 + -16m + 8m2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-5 + -8m + 4m2) = 0

Factor a trinomial.
2((-1 + -2m)(5 + -2m)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-1 + -2m)' equal to zero and attempt to solve: Simplifying -1 + -2m = 0 Solving -1 + -2m = 0 Move all terms containing m to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -2m = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -2m = 0 + 1 -2m = 0 + 1 Combine like terms: 0 + 1 = 1 -2m = 1 Divide each side by '-2'. m = -0.5 Simplifying m = -0.5

Subproblem 2

Set the factor '(5 + -2m)' equal to zero and attempt to solve: Simplifying 5 + -2m = 0 Solving 5 + -2m = 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 + -2m = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2m = 0 + -5 -2m = 0 + -5 Combine like terms: 0 + -5 = -5 -2m = -5 Divide each side by '-2'. m = 2.5 Simplifying m = 2.5

Solution

m = {-0.5, 2.5}

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