5n^2-36=-11n

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Solution for 5n^2-36=-11n equation:


Simplifying
5n2 + -36 = -11n

Reorder the terms:
-36 + 5n2 = -11n

Solving
-36 + 5n2 = -11n

Solving for variable 'n'.

Reorder the terms:
-36 + 11n + 5n2 = -11n + 11n

Combine like terms: -11n + 11n = 0
-36 + 11n + 5n2 = 0

Factor a trinomial.
(-4 + -1n)(9 + -5n) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(9 + -5n)' equal to zero and attempt to solve: Simplifying 9 + -5n = 0 Solving 9 + -5n = 0 Move all terms containing n to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -5n = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -5n = 0 + -9 -5n = 0 + -9 Combine like terms: 0 + -9 = -9 -5n = -9 Divide each side by '-5'. n = 1.8 Simplifying n = 1.8

Solution

n = {-4, 1.8}

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