8x^2+48x=-40

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Solution for 8x^2+48x=-40 equation:


Simplifying
8x2 + 48x = -40

Reorder the terms:
48x + 8x2 = -40

Solving
48x + 8x2 = -40

Solving for variable 'x'.

Reorder the terms:
40 + 48x + 8x2 = -40 + 40

Combine like terms: -40 + 40 = 0
40 + 48x + 8x2 = 0

Factor out the Greatest Common Factor (GCF), '8'.
8(5 + 6x + x2) = 0

Factor a trinomial.
8((5 + x)(1 + x)) = 0

Ignore the factor 8.

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 '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Solution

x = {-5, -1}

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