2k^2=6-4k

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Solution for 2k^2=6-4k equation:


Simplifying
2k2 = 6 + -4k

Solving
2k2 = 6 + -4k

Solving for variable 'k'.

Reorder the terms:
-6 + 4k + 2k2 = 6 + -4k + -6 + 4k

Reorder the terms:
-6 + 4k + 2k2 = 6 + -6 + -4k + 4k

Combine like terms: 6 + -6 = 0
-6 + 4k + 2k2 = 0 + -4k + 4k
-6 + 4k + 2k2 = -4k + 4k

Combine like terms: -4k + 4k = 0
-6 + 4k + 2k2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-3 + 2k + k2) = 0

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

Ignore the factor 2.

Subproblem 1

Set the factor '(-3 + -1k)' equal to zero and attempt to solve: Simplifying -3 + -1k = 0 Solving -3 + -1k = 0 Move all terms containing k to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1k = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1k = 0 + 3 -1k = 0 + 3 Combine like terms: 0 + 3 = 3 -1k = 3 Divide each side by '-1'. k = -3 Simplifying k = -3

Subproblem 2

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

Solution

k = {-3, 1}

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