(k-2)(3k+8)=0

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Solution for (k-2)(3k+8)=0 equation:


Simplifying
(k + -2)(3k + 8) = 0

Reorder the terms:
(-2 + k)(3k + 8) = 0

Reorder the terms:
(-2 + k)(8 + 3k) = 0

Multiply (-2 + k) * (8 + 3k)
(-2(8 + 3k) + k(8 + 3k)) = 0
((8 * -2 + 3k * -2) + k(8 + 3k)) = 0
((-16 + -6k) + k(8 + 3k)) = 0
(-16 + -6k + (8 * k + 3k * k)) = 0
(-16 + -6k + (8k + 3k2)) = 0

Combine like terms: -6k + 8k = 2k
(-16 + 2k + 3k2) = 0

Solving
-16 + 2k + 3k2 = 0

Solving for variable 'k'.

Factor a trinomial.
(-8 + -3k)(2 + -1k) = 0

Subproblem 1

Set the factor '(-8 + -3k)' equal to zero and attempt to solve: Simplifying -8 + -3k = 0 Solving -8 + -3k = 0 Move all terms containing k to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -3k = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -3k = 0 + 8 -3k = 0 + 8 Combine like terms: 0 + 8 = 8 -3k = 8 Divide each side by '-3'. k = -2.666666667 Simplifying k = -2.666666667

Subproblem 2

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

Solution

k = {-2.666666667, 2}

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