5k^2-4k-14=-5

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Solution for 5k^2-4k-14=-5 equation:


Simplifying
5k2 + -4k + -14 = -5

Reorder the terms:
-14 + -4k + 5k2 = -5

Solving
-14 + -4k + 5k2 = -5

Solving for variable 'k'.

Reorder the terms:
-14 + 5 + -4k + 5k2 = -5 + 5

Combine like terms: -14 + 5 = -9
-9 + -4k + 5k2 = -5 + 5

Combine like terms: -5 + 5 = 0
-9 + -4k + 5k2 = 0

Factor a trinomial.
(-1 + -1k)(9 + -5k) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(9 + -5k)' equal to zero and attempt to solve: Simplifying 9 + -5k = 0 Solving 9 + -5k = 0 Move all terms containing k to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -5k = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -5k = 0 + -9 -5k = 0 + -9 Combine like terms: 0 + -9 = -9 -5k = -9 Divide each side by '-5'. k = 1.8 Simplifying k = 1.8

Solution

k = {-1, 1.8}

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