-3k^2+2k+8=-8

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Solution for -3k^2+2k+8=-8 equation:


Simplifying
-3k2 + 2k + 8 = -8

Reorder the terms:
8 + 2k + -3k2 = -8

Solving
8 + 2k + -3k2 = -8

Solving for variable 'k'.

Reorder the terms:
8 + 8 + 2k + -3k2 = -8 + 8

Combine like terms: 8 + 8 = 16
16 + 2k + -3k2 = -8 + 8

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

Factor a trinomial.
(8 + -3k)(2 + k) = 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 + k)' equal to zero and attempt to solve: Simplifying 2 + k = 0 Solving 2 + k = 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 + k = 0 + -2 Combine like terms: 2 + -2 = 0 0 + k = 0 + -2 k = 0 + -2 Combine like terms: 0 + -2 = -2 k = -2 Simplifying k = -2

Solution

k = {2.666666667, -2}

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