15m^2-7mn-4n^2=

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Solution for 15m^2-7mn-4n^2= equation:


Simplifying
15m2 + -7mn + -4n2 = 0

Reorder the terms:
-7mn + 15m2 + -4n2 = 0

Solving
-7mn + 15m2 + -4n2 = 0

Solving for variable 'm'.

Factor a trinomial.
(5m + -4n)(3m + n) = 0

Subproblem 1

Set the factor '(5m + -4n)' equal to zero and attempt to solve: Simplifying 5m + -4n = 0 Solving 5m + -4n = 0 Move all terms containing m to the left, all other terms to the right. Add '4n' to each side of the equation. 5m + -4n + 4n = 0 + 4n Combine like terms: -4n + 4n = 0 5m + 0 = 0 + 4n 5m = 0 + 4n Remove the zero: 5m = 4n Divide each side by '5'. m = 0.8n Simplifying m = 0.8n

Subproblem 2

Set the factor '(3m + n)' equal to zero and attempt to solve: Simplifying 3m + n = 0 Solving 3m + n = 0 Move all terms containing m to the left, all other terms to the right. Add '-1n' to each side of the equation. 3m + n + -1n = 0 + -1n Combine like terms: n + -1n = 0 3m + 0 = 0 + -1n 3m = 0 + -1n Remove the zero: 3m = -1n Divide each side by '3'. m = -0.3333333333n Simplifying m = -0.3333333333n

Solution

m = {0.8n, -0.3333333333n}

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