2m^2=20-3m

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Solution for 2m^2=20-3m equation:


Simplifying
2m2 = 20 + -3m

Solving
2m2 = 20 + -3m

Solving for variable 'm'.

Reorder the terms:
-20 + 3m + 2m2 = 20 + -3m + -20 + 3m

Reorder the terms:
-20 + 3m + 2m2 = 20 + -20 + -3m + 3m

Combine like terms: 20 + -20 = 0
-20 + 3m + 2m2 = 0 + -3m + 3m
-20 + 3m + 2m2 = -3m + 3m

Combine like terms: -3m + 3m = 0
-20 + 3m + 2m2 = 0

Factor a trinomial.
(-4 + -1m)(5 + -2m) = 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 + -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 = {-4, 2.5}

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