5(x+6)(x-2)=0

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Solution for 5(x+6)(x-2)=0 equation:


Simplifying
5(x + 6)(x + -2) = 0

Reorder the terms:
5(6 + x)(x + -2) = 0

Reorder the terms:
5(6 + x)(-2 + x) = 0

Multiply (6 + x) * (-2 + x)
5(6(-2 + x) + x(-2 + x)) = 0
5((-2 * 6 + x * 6) + x(-2 + x)) = 0
5((-12 + 6x) + x(-2 + x)) = 0
5(-12 + 6x + (-2 * x + x * x)) = 0
5(-12 + 6x + (-2x + x2)) = 0

Combine like terms: 6x + -2x = 4x
5(-12 + 4x + x2) = 0
(-12 * 5 + 4x * 5 + x2 * 5) = 0
(-60 + 20x + 5x2) = 0

Solving
-60 + 20x + 5x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5'.
5(-12 + 4x + x2) = 0

Factor a trinomial.
5((-6 + -1x)(2 + -1x)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(-6 + -1x)' equal to zero and attempt to solve: Simplifying -6 + -1x = 0 Solving -6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -1x = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1x = 0 + 6 -1x = 0 + 6 Combine like terms: 0 + 6 = 6 -1x = 6 Divide each side by '-1'. x = -6 Simplifying x = -6

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {-6, 2}

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