m(m-2)=80

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Solution for m(m-2)=80 equation:


Simplifying
m(m + -2) = 80

Reorder the terms:
m(-2 + m) = 80
(-2 * m + m * m) = 80
(-2m + m2) = 80

Solving
-2m + m2 = 80

Solving for variable 'm'.

Reorder the terms:
-80 + -2m + m2 = 80 + -80

Combine like terms: 80 + -80 = 0
-80 + -2m + m2 = 0

Factor a trinomial.
(-8 + -1m)(10 + -1m) = 0

Subproblem 1

Set the factor '(-8 + -1m)' equal to zero and attempt to solve: Simplifying -8 + -1m = 0 Solving -8 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1m = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1m = 0 + 8 -1m = 0 + 8 Combine like terms: 0 + 8 = 8 -1m = 8 Divide each side by '-1'. m = -8 Simplifying m = -8

Subproblem 2

Set the factor '(10 + -1m)' equal to zero and attempt to solve: Simplifying 10 + -1m = 0 Solving 10 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -1m = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -1m = 0 + -10 -1m = 0 + -10 Combine like terms: 0 + -10 = -10 -1m = -10 Divide each side by '-1'. m = 10 Simplifying m = 10

Solution

m = {-8, 10}

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