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Simplifying k2 + -20k + -52 = -8 Reorder the terms: -52 + -20k + k2 = -8 Solving -52 + -20k + k2 = -8 Solving for variable 'k'. Reorder the terms: -52 + 8 + -20k + k2 = -8 + 8 Combine like terms: -52 + 8 = -44 -44 + -20k + k2 = -8 + 8 Combine like terms: -8 + 8 = 0 -44 + -20k + k2 = 0 Factor a trinomial. (-2 + -1k)(22 + -1k) = 0Subproblem 1
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 = -2Subproblem 2
Set the factor '(22 + -1k)' equal to zero and attempt to solve: Simplifying 22 + -1k = 0 Solving 22 + -1k = 0 Move all terms containing k to the left, all other terms to the right. Add '-22' to each side of the equation. 22 + -22 + -1k = 0 + -22 Combine like terms: 22 + -22 = 0 0 + -1k = 0 + -22 -1k = 0 + -22 Combine like terms: 0 + -22 = -22 -1k = -22 Divide each side by '-1'. k = 22 Simplifying k = 22Solution
k = {-2, 22}
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