x^2+18x+75=-2

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Solution for x^2+18x+75=-2 equation:


Simplifying
x2 + 18x + 75 = -2

Reorder the terms:
75 + 18x + x2 = -2

Solving
75 + 18x + x2 = -2

Solving for variable 'x'.

Reorder the terms:
75 + 2 + 18x + x2 = -2 + 2

Combine like terms: 75 + 2 = 77
77 + 18x + x2 = -2 + 2

Combine like terms: -2 + 2 = 0
77 + 18x + x2 = 0

Factor a trinomial.
(11 + x)(7 + 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 '(7 + x)' equal to zero and attempt to solve: Simplifying 7 + x = 0 Solving 7 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + x = 0 + -7 x = 0 + -7 Combine like terms: 0 + -7 = -7 x = -7 Simplifying x = -7

Solution

x = {-11, -7}

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