12(2x^2-15x-8)=0

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Solution for 12(2x^2-15x-8)=0 equation:


Simplifying
12(2x2 + -15x + -8) = 0

Reorder the terms:
12(-8 + -15x + 2x2) = 0
(-8 * 12 + -15x * 12 + 2x2 * 12) = 0
(-96 + -180x + 24x2) = 0

Solving
-96 + -180x + 24x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '12'.
12(-8 + -15x + 2x2) = 0

Factor a trinomial.
12((-1 + -2x)(8 + -1x)) = 0

Ignore the factor 12.

Subproblem 1

Set the factor '(-1 + -2x)' equal to zero and attempt to solve: Simplifying -1 + -2x = 0 Solving -1 + -2x = 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 + -2x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -2x = 0 + 1 -2x = 0 + 1 Combine like terms: 0 + 1 = 1 -2x = 1 Divide each side by '-2'. x = -0.5 Simplifying x = -0.5

Subproblem 2

Set the factor '(8 + -1x)' equal to zero and attempt to solve: Simplifying 8 + -1x = 0 Solving 8 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1x = 0 + -8 -1x = 0 + -8 Combine like terms: 0 + -8 = -8 -1x = -8 Divide each side by '-1'. x = 8 Simplifying x = 8

Solution

x = {-0.5, 8}

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