3k^2-48=18k

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Solution for 3k^2-48=18k equation:


Simplifying
3k2 + -48 = 18k

Reorder the terms:
-48 + 3k2 = 18k

Solving
-48 + 3k2 = 18k

Solving for variable 'k'.

Reorder the terms:
-48 + -18k + 3k2 = 18k + -18k

Combine like terms: 18k + -18k = 0
-48 + -18k + 3k2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-16 + -6k + k2) = 0

Factor a trinomial.
3((-2 + -1k)(8 + -1k)) = 0

Ignore the factor 3.

Subproblem 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 = -2

Subproblem 2

Set the factor '(8 + -1k)' equal to zero and attempt to solve: Simplifying 8 + -1k = 0 Solving 8 + -1k = 0 Move all terms containing k to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1k = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1k = 0 + -8 -1k = 0 + -8 Combine like terms: 0 + -8 = -8 -1k = -8 Divide each side by '-1'. k = 8 Simplifying k = 8

Solution

k = {-2, 8}

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