n^2+2n-38=10

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Solution for n^2+2n-38=10 equation:


Simplifying
n2 + 2n + -38 = 10

Reorder the terms:
-38 + 2n + n2 = 10

Solving
-38 + 2n + n2 = 10

Solving for variable 'n'.

Reorder the terms:
-38 + -10 + 2n + n2 = 10 + -10

Combine like terms: -38 + -10 = -48
-48 + 2n + n2 = 10 + -10

Combine like terms: 10 + -10 = 0
-48 + 2n + n2 = 0

Factor a trinomial.
(-8 + -1n)(6 + -1n) = 0

Subproblem 1

Set the factor '(-8 + -1n)' equal to zero and attempt to solve: Simplifying -8 + -1n = 0 Solving -8 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1n = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1n = 0 + 8 -1n = 0 + 8 Combine like terms: 0 + 8 = 8 -1n = 8 Divide each side by '-1'. n = -8 Simplifying n = -8

Subproblem 2

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

Solution

n = {-8, 6}

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