n^2-14n=-45

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Solution for n^2-14n=-45 equation:


Simplifying
n2 + -14n = -45

Reorder the terms:
-14n + n2 = -45

Solving
-14n + n2 = -45

Solving for variable 'n'.

Reorder the terms:
45 + -14n + n2 = -45 + 45

Combine like terms: -45 + 45 = 0
45 + -14n + n2 = 0

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

Subproblem 1

Set the factor '(5 + -1n)' equal to zero and attempt to solve: Simplifying 5 + -1n = 0 Solving 5 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1n = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1n = 0 + -5 -1n = 0 + -5 Combine like terms: 0 + -5 = -5 -1n = -5 Divide each side by '-1'. n = 5 Simplifying n = 5

Subproblem 2

Set the factor '(9 + -1n)' equal to zero and attempt to solve: Simplifying 9 + -1n = 0 Solving 9 + -1n = 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 + -1n = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1n = 0 + -9 -1n = 0 + -9 Combine like terms: 0 + -9 = -9 -1n = -9 Divide each side by '-1'. n = 9 Simplifying n = 9

Solution

n = {5, 9}

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