2k^2-15k+27=2

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Solution for 2k^2-15k+27=2 equation:


Simplifying
2k2 + -15k + 27 = 2

Reorder the terms:
27 + -15k + 2k2 = 2

Solving
27 + -15k + 2k2 = 2

Solving for variable 'k'.

Reorder the terms:
27 + -2 + -15k + 2k2 = 2 + -2

Combine like terms: 27 + -2 = 25
25 + -15k + 2k2 = 2 + -2

Combine like terms: 2 + -2 = 0
25 + -15k + 2k2 = 0

Factor a trinomial.
(5 + -2k)(5 + -1k) = 0

Subproblem 1

Set the factor '(5 + -2k)' equal to zero and attempt to solve: Simplifying 5 + -2k = 0 Solving 5 + -2k = 0 Move all terms containing k to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -2k = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2k = 0 + -5 -2k = 0 + -5 Combine like terms: 0 + -5 = -5 -2k = -5 Divide each side by '-2'. k = 2.5 Simplifying k = 2.5

Subproblem 2

Set the factor '(5 + -1k)' equal to zero and attempt to solve: Simplifying 5 + -1k = 0 Solving 5 + -1k = 0 Move all terms containing k to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1k = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1k = 0 + -5 -1k = 0 + -5 Combine like terms: 0 + -5 = -5 -1k = -5 Divide each side by '-1'. k = 5 Simplifying k = 5

Solution

k = {2.5, 5}

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