m^2-2m+20=7m

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Solution for m^2-2m+20=7m equation:


Simplifying
m2 + -2m + 20 = 7m

Reorder the terms:
20 + -2m + m2 = 7m

Solving
20 + -2m + m2 = 7m

Solving for variable 'm'.

Reorder the terms:
20 + -2m + -7m + m2 = 7m + -7m

Combine like terms: -2m + -7m = -9m
20 + -9m + m2 = 7m + -7m

Combine like terms: 7m + -7m = 0
20 + -9m + m2 = 0

Factor a trinomial.
(4 + -1m)(5 + -1m) = 0

Subproblem 1

Set the factor '(4 + -1m)' equal to zero and attempt to solve: Simplifying 4 + -1m = 0 Solving 4 + -1m = 0 Move all terms containing m to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1m = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1m = 0 + -4 -1m = 0 + -4 Combine like terms: 0 + -4 = -4 -1m = -4 Divide each side by '-1'. m = 4 Simplifying m = 4

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 = {4, 5}

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