-n^2=6-5n-2n^2

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Solution for -n^2=6-5n-2n^2 equation:


Simplifying
-1n2 = 6 + -5n + -2n2

Solving
-1n2 = 6 + -5n + -2n2

Solving for variable 'n'.

Reorder the terms:
-6 + 5n + -1n2 + 2n2 = 6 + -5n + -2n2 + -6 + 5n + 2n2

Combine like terms: -1n2 + 2n2 = 1n2
-6 + 5n + 1n2 = 6 + -5n + -2n2 + -6 + 5n + 2n2

Reorder the terms:
-6 + 5n + 1n2 = 6 + -6 + -5n + 5n + -2n2 + 2n2

Combine like terms: 6 + -6 = 0
-6 + 5n + 1n2 = 0 + -5n + 5n + -2n2 + 2n2
-6 + 5n + 1n2 = -5n + 5n + -2n2 + 2n2

Combine like terms: -5n + 5n = 0
-6 + 5n + 1n2 = 0 + -2n2 + 2n2
-6 + 5n + 1n2 = -2n2 + 2n2

Combine like terms: -2n2 + 2n2 = 0
-6 + 5n + 1n2 = 0

Factor a trinomial.
(-6 + -1n)(1 + -1n) = 0

Subproblem 1

Set the factor '(-6 + -1n)' equal to zero and attempt to solve: Simplifying -6 + -1n = 0 Solving -6 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -1n = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1n = 0 + 6 -1n = 0 + 6 Combine like terms: 0 + 6 = 6 -1n = 6 Divide each side by '-1'. n = -6 Simplifying n = -6

Subproblem 2

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

Solution

n = {-6, 1}

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