2x^2-8x-24=936

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Solution for 2x^2-8x-24=936 equation:


Simplifying
2x2 + -8x + -24 = 936

Reorder the terms:
-24 + -8x + 2x2 = 936

Solving
-24 + -8x + 2x2 = 936

Solving for variable 'x'.

Reorder the terms:
-24 + -936 + -8x + 2x2 = 936 + -936

Combine like terms: -24 + -936 = -960
-960 + -8x + 2x2 = 936 + -936

Combine like terms: 936 + -936 = 0
-960 + -8x + 2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-480 + -4x + x2) = 0

Factor a trinomial.
2((-20 + -1x)(24 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-20 + -1x)' equal to zero and attempt to solve: Simplifying -20 + -1x = 0 Solving -20 + -1x = 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 + -1x = 0 + 20 Combine like terms: -20 + 20 = 0 0 + -1x = 0 + 20 -1x = 0 + 20 Combine like terms: 0 + 20 = 20 -1x = 20 Divide each side by '-1'. x = -20 Simplifying x = -20

Subproblem 2

Set the factor '(24 + -1x)' equal to zero and attempt to solve: Simplifying 24 + -1x = 0 Solving 24 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-24' to each side of the equation. 24 + -24 + -1x = 0 + -24 Combine like terms: 24 + -24 = 0 0 + -1x = 0 + -24 -1x = 0 + -24 Combine like terms: 0 + -24 = -24 -1x = -24 Divide each side by '-1'. x = 24 Simplifying x = 24

Solution

x = {-20, 24}

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