3k^2-8=2k

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


Simplifying
3k2 + -8 = 2k

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

Solving
-8 + 3k2 = 2k

Solving for variable 'k'.

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

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

Factor a trinomial.
(-4 + -3k)(2 + -1k) = 0

Subproblem 1

Set the factor '(-4 + -3k)' equal to zero and attempt to solve: Simplifying -4 + -3k = 0 Solving -4 + -3k = 0 Move all terms containing k to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -3k = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -3k = 0 + 4 -3k = 0 + 4 Combine like terms: 0 + 4 = 4 -3k = 4 Divide each side by '-3'. k = -1.333333333 Simplifying k = -1.333333333

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 = {-1.333333333, 2}

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