2k^2+10k=-12

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Solution for 2k^2+10k=-12 equation:


Simplifying
2k2 + 10k = -12

Reorder the terms:
10k + 2k2 = -12

Solving
10k + 2k2 = -12

Solving for variable 'k'.

Reorder the terms:
12 + 10k + 2k2 = -12 + 12

Combine like terms: -12 + 12 = 0
12 + 10k + 2k2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(6 + 5k + k2) = 0

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

Ignore the factor 2.

Subproblem 1

Set the factor '(3 + k)' equal to zero and attempt to solve: Simplifying 3 + k = 0 Solving 3 + k = 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 + k = 0 + -3 Combine like terms: 3 + -3 = 0 0 + k = 0 + -3 k = 0 + -3 Combine like terms: 0 + -3 = -3 k = -3 Simplifying k = -3

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 = {-3, -2}

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