3c^2-2c-8=

Solution for 3c^2-2c-8= equation:

Simplifying
3c2 + -2c + -8 = 0

Reorder the terms:
-8 + -2c + 3c2 = 0

Solving
-8 + -2c + 3c2 = 0

Solving for variable 'c'.

Factor a trinomial.
(-4 + -3c)(2 + -1c) = 0

Subproblem 1
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
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 = {-1.333333333, 2}