-6k^2+9k-2=-4k^2+5k

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Solution for -6k^2+9k-2=-4k^2+5k equation:


Simplifying
-6k2 + 9k + -2 = -4k2 + 5k

Reorder the terms:
-2 + 9k + -6k2 = -4k2 + 5k

Reorder the terms:
-2 + 9k + -6k2 = 5k + -4k2

Solving
-2 + 9k + -6k2 = 5k + -4k2

Solving for variable 'k'.

Reorder the terms:
-2 + 9k + -5k + -6k2 + 4k2 = 5k + -4k2 + -5k + 4k2

Combine like terms: 9k + -5k = 4k
-2 + 4k + -6k2 + 4k2 = 5k + -4k2 + -5k + 4k2

Combine like terms: -6k2 + 4k2 = -2k2
-2 + 4k + -2k2 = 5k + -4k2 + -5k + 4k2

Reorder the terms:
-2 + 4k + -2k2 = 5k + -5k + -4k2 + 4k2

Combine like terms: 5k + -5k = 0
-2 + 4k + -2k2 = 0 + -4k2 + 4k2
-2 + 4k + -2k2 = -4k2 + 4k2

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

Factor out the Greatest Common Factor (GCF), '2'.
2(-1 + 2k + -1k2) = 0

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

Ignore the factor 2.

Subproblem 1

Set the factor '(-1 + k)' equal to zero and attempt to solve: Simplifying -1 + k = 0 Solving -1 + k = 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 + k = 0 + 1 Combine like terms: -1 + 1 = 0 0 + k = 0 + 1 k = 0 + 1 Combine like terms: 0 + 1 = 1 k = 1 Simplifying k = 1

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 = {1, 1}

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