-125n^2+4125n-32500=0

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Solution for -125n^2+4125n-32500=0 equation:


Simplifying
-125n2 + 4125n + -32500 = 0

Reorder the terms:
-32500 + 4125n + -125n2 = 0

Solving
-32500 + 4125n + -125n2 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), '125'.
125(-260 + 33n + -1n2) = 0

Factor a trinomial.
125((-20 + n)(13 + -1n)) = 0

Ignore the factor 125.

Subproblem 1

Set the factor '(-20 + n)' equal to zero and attempt to solve: Simplifying -20 + n = 0 Solving -20 + n = 0 Move all terms containing n to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + n = 0 + 20 Combine like terms: -20 + 20 = 0 0 + n = 0 + 20 n = 0 + 20 Combine like terms: 0 + 20 = 20 n = 20 Simplifying n = 20

Subproblem 2

Set the factor '(13 + -1n)' equal to zero and attempt to solve: Simplifying 13 + -1n = 0 Solving 13 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + -1n = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -1n = 0 + -13 -1n = 0 + -13 Combine like terms: 0 + -13 = -13 -1n = -13 Divide each side by '-1'. n = 13 Simplifying n = 13

Solution

n = {20, 13}

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