2n^2+16=-18n

Solution for 2n^2+16=-18n equation:

Simplifying
2n2 + 16 = -18n

Reorder the terms:
16 + 2n2 = -18n

Solving
16 + 2n2 = -18n

Solving for variable 'n'.

Reorder the terms:
16 + 18n + 2n2 = -18n + 18n

Combine like terms: -18n + 18n = 0
16 + 18n + 2n2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(8 + 9n + n2) = 0

Factor a trinomial.
2((8 + n)(1 + n)) = 0

Ignore the factor 2.
Subproblem 1
Set the factor '(8 + n)' equal to zero and attempt to solve:

Simplifying
8 + n = 0

Solving
8 + n = 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 + n = 0 + -8

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

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

Simplifying
n = -8
Subproblem 2
Set the factor '(1 + n)' equal to zero and attempt to solve:

Simplifying
1 + n = 0

Solving
1 + n = 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 + n = 0 + -1

Combine like terms: 1 + -1 = 0
0 + n = 0 + -1
n = 0 + -1

Combine like terms: 0 + -1 = -1
n = -1

Simplifying
n = -1
Solution
n = {-8, -1}