x^2+6x+28=-8x-5

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Solution for x^2+6x+28=-8x-5 equation:


Simplifying
x2 + 6x + 28 = -8x + -5

Reorder the terms:
28 + 6x + x2 = -8x + -5

Reorder the terms:
28 + 6x + x2 = -5 + -8x

Solving
28 + 6x + x2 = -5 + -8x

Solving for variable 'x'.

Reorder the terms:
28 + 5 + 6x + 8x + x2 = -5 + -8x + 5 + 8x

Combine like terms: 28 + 5 = 33
33 + 6x + 8x + x2 = -5 + -8x + 5 + 8x

Combine like terms: 6x + 8x = 14x
33 + 14x + x2 = -5 + -8x + 5 + 8x

Reorder the terms:
33 + 14x + x2 = -5 + 5 + -8x + 8x

Combine like terms: -5 + 5 = 0
33 + 14x + x2 = 0 + -8x + 8x
33 + 14x + x2 = -8x + 8x

Combine like terms: -8x + 8x = 0
33 + 14x + x2 = 0

Factor a trinomial.
(11 + x)(3 + x) = 0

Subproblem 1

Set the factor '(11 + x)' equal to zero and attempt to solve: Simplifying 11 + x = 0 Solving 11 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + x = 0 + -11 Combine like terms: 11 + -11 = 0 0 + x = 0 + -11 x = 0 + -11 Combine like terms: 0 + -11 = -11 x = -11 Simplifying x = -11

Subproblem 2

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Solution

x = {-11, -3}

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