18c^2-39c+20=0

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Solution for 18c^2-39c+20=0 equation:


Simplifying
18c2 + -39c + 20 = 0

Reorder the terms:
20 + -39c + 18c2 = 0

Solving
20 + -39c + 18c2 = 0

Solving for variable 'c'.

Factor a trinomial.
(5 + -6c)(4 + -3c) = 0

Subproblem 1

Set the factor '(5 + -6c)' equal to zero and attempt to solve: Simplifying 5 + -6c = 0 Solving 5 + -6c = 0 Move all terms containing c to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -6c = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -6c = 0 + -5 -6c = 0 + -5 Combine like terms: 0 + -5 = -5 -6c = -5 Divide each side by '-6'. c = 0.8333333333 Simplifying c = 0.8333333333

Subproblem 2

Set the factor '(4 + -3c)' equal to zero and attempt to solve: Simplifying 4 + -3c = 0 Solving 4 + -3c = 0 Move all terms containing c to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -3c = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3c = 0 + -4 -3c = 0 + -4 Combine like terms: 0 + -4 = -4 -3c = -4 Divide each side by '-3'. c = 1.333333333 Simplifying c = 1.333333333

Solution

c = {0.8333333333, 1.333333333}

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