n^2+4n-8=-3

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Solution for n^2+4n-8=-3 equation:


Simplifying
n2 + 4n + -8 = -3

Reorder the terms:
-8 + 4n + n2 = -3

Solving
-8 + 4n + n2 = -3

Solving for variable 'n'.

Reorder the terms:
-8 + 3 + 4n + n2 = -3 + 3

Combine like terms: -8 + 3 = -5
-5 + 4n + n2 = -3 + 3

Combine like terms: -3 + 3 = 0
-5 + 4n + n2 = 0

Factor a trinomial.
(-5 + -1n)(1 + -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 '(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 = {-5, 1}

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