x^2+22x=-40

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Solution for x^2+22x=-40 equation:


Simplifying
x2 + 22x = -40

Reorder the terms:
22x + x2 = -40

Solving
22x + x2 = -40

Solving for variable 'x'.

Reorder the terms:
40 + 22x + x2 = -40 + 40

Combine like terms: -40 + 40 = 0
40 + 22x + x2 = 0

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

Subproblem 1

Set the factor '(20 + x)' equal to zero and attempt to solve: Simplifying 20 + x = 0 Solving 20 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-20' to each side of the equation. 20 + -20 + x = 0 + -20 Combine like terms: 20 + -20 = 0 0 + x = 0 + -20 x = 0 + -20 Combine like terms: 0 + -20 = -20 x = -20 Simplifying x = -20

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 = {-20, -2}

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