n^2+2n+8=8

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


Simplifying
n2 + 2n + 8 = 8

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

Add '-8' to each side of the equation.
8 + 2n + -8 + n2 = 8 + -8

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

Combine like terms: 8 + -8 = 0
0 + 2n + n2 = 8 + -8
2n + n2 = 8 + -8

Combine like terms: 8 + -8 = 0
2n + n2 = 0

Solving
2n + n2 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), 'n'.
n(2 + n) = 0


Subproblem 1
Set the factor 'n' equal to zero and attempt to solve:

Simplifying
n = 0

Solving
n = 0

Move all terms containing n to the left, all other terms to the right.

Simplifying
n = 0

Subproblem 2
Set the factor '(2 + n)' equal to zero and attempt to solve:

Simplifying
2 + n = 0

Solving
2 + n = 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 + n = 0 + -2

Combine like terms: 2 + -2 = 0
0 + n = 0 + -2
n = 0 + -2

Combine like terms: 0 + -2 = -2
n = -2

Simplifying
n = -2
Solution
n = {0, -2}

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