x^2+8x+18=-6x-6

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Solution for x^2+8x+18=-6x-6 equation:


Simplifying
x2 + 8x + 18 = -6x + -6

Reorder the terms:
18 + 8x + x2 = -6x + -6

Reorder the terms:
18 + 8x + x2 = -6 + -6x

Solving
18 + 8x + x2 = -6 + -6x

Solving for variable 'x'.

Reorder the terms:
18 + 6 + 8x + 6x + x2 = -6 + -6x + 6 + 6x

Combine like terms: 18 + 6 = 24
24 + 8x + 6x + x2 = -6 + -6x + 6 + 6x

Combine like terms: 8x + 6x = 14x
24 + 14x + x2 = -6 + -6x + 6 + 6x

Reorder the terms:
24 + 14x + x2 = -6 + 6 + -6x + 6x

Combine like terms: -6 + 6 = 0
24 + 14x + x2 = 0 + -6x + 6x
24 + 14x + x2 = -6x + 6x

Combine like terms: -6x + 6x = 0
24 + 14x + x2 = 0

Factor a trinomial.
(12 + x)(2 + x) = 0

Subproblem 1

Set the factor '(12 + x)' equal to zero and attempt to solve: Simplifying 12 + x = 0 Solving 12 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + x = 0 + -12 Combine like terms: 12 + -12 = 0 0 + x = 0 + -12 x = 0 + -12 Combine like terms: 0 + -12 = -12 x = -12 Simplifying x = -12

Subproblem 2

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

Solution

x = {-12, -2}

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