k^2-9k+26=8

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Solution for k^2-9k+26=8 equation:


Simplifying
k2 + -9k + 26 = 8

Reorder the terms:
26 + -9k + k2 = 8

Solving
26 + -9k + k2 = 8

Solving for variable 'k'.

Reorder the terms:
26 + -8 + -9k + k2 = 8 + -8

Combine like terms: 26 + -8 = 18
18 + -9k + k2 = 8 + -8

Combine like terms: 8 + -8 = 0
18 + -9k + k2 = 0

Factor a trinomial.
(3 + -1k)(6 + -1k) = 0

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 '(6 + -1k)' equal to zero and attempt to solve: Simplifying 6 + -1k = 0 Solving 6 + -1k = 0 Move all terms containing k to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1k = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1k = 0 + -6 -1k = 0 + -6 Combine like terms: 0 + -6 = -6 -1k = -6 Divide each side by '-1'. k = 6 Simplifying k = 6

Solution

k = {3, 6}

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