n^2-5n+8=2

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Solution for n^2-5n+8=2 equation:


Simplifying
n2 + -5n + 8 = 2

Reorder the terms:
8 + -5n + n2 = 2

Solving
8 + -5n + n2 = 2

Solving for variable 'n'.

Reorder the terms:
8 + -2 + -5n + n2 = 2 + -2

Combine like terms: 8 + -2 = 6
6 + -5n + n2 = 2 + -2

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

Factor a trinomial.
(2 + -1n)(3 + -1n) = 0

Subproblem 1

Set the factor '(2 + -1n)' equal to zero and attempt to solve: Simplifying 2 + -1n = 0 Solving 2 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1n = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1n = 0 + -2 -1n = 0 + -2 Combine like terms: 0 + -2 = -2 -1n = -2 Divide each side by '-1'. n = 2 Simplifying n = 2

Subproblem 2

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

Solution

n = {2, 3}

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