8c^2-15c-2=0

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Solution for 8c^2-15c-2=0 equation:


Simplifying
8c2 + -15c + -2 = 0

Reorder the terms:
-2 + -15c + 8c2 = 0

Solving
-2 + -15c + 8c2 = 0

Solving for variable 'c'.

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

Subproblem 1

Set the factor '(-1 + -8c)' equal to zero and attempt to solve: Simplifying -1 + -8c = 0 Solving -1 + -8c = 0 Move all terms containing c to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -8c = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -8c = 0 + 1 -8c = 0 + 1 Combine like terms: 0 + 1 = 1 -8c = 1 Divide each side by '-8'. c = -0.125 Simplifying c = -0.125

Subproblem 2

Set the factor '(2 + -1c)' equal to zero and attempt to solve: Simplifying 2 + -1c = 0 Solving 2 + -1c = 0 Move all terms containing c to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1c = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1c = 0 + -2 -1c = 0 + -2 Combine like terms: 0 + -2 = -2 -1c = -2 Divide each side by '-1'. c = 2 Simplifying c = 2

Solution

c = {-0.125, 2}

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