4x^2+40x+92=-8

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Solution for 4x^2+40x+92=-8 equation:


Simplifying
4x2 + 40x + 92 = -8

Reorder the terms:
92 + 40x + 4x2 = -8

Solving
92 + 40x + 4x2 = -8

Solving for variable 'x'.

Reorder the terms:
92 + 8 + 40x + 4x2 = -8 + 8

Combine like terms: 92 + 8 = 100
100 + 40x + 4x2 = -8 + 8

Combine like terms: -8 + 8 = 0
100 + 40x + 4x2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(25 + 10x + x2) = 0

Factor a trinomial.
4((5 + x)(5 + x)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(5 + x)' equal to zero and attempt to solve: Simplifying 5 + x = 0 Solving 5 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + x = 0 + -5 x = 0 + -5 Combine like terms: 0 + -5 = -5 x = -5 Simplifying x = -5

Subproblem 2

Set the factor '(5 + x)' equal to zero and attempt to solve: Simplifying 5 + x = 0 Solving 5 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + x = 0 + -5 x = 0 + -5 Combine like terms: 0 + -5 = -5 x = -5 Simplifying x = -5

Solution

x = {-5, -5}

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