2x^3-x^2-x+4=4

Solution for 2x^3-x^2-x+4=4 equation:

Simplifying
2x3 + -1x2 + -1x + 4 = 4

Reorder the terms:
4 + -1x + -1x2 + 2x3 = 4

Add '-4' to each side of the equation.
4 + -1x + -1x2 + -4 + 2x3 = 4 + -4

Reorder the terms:
4 + -4 + -1x + -1x2 + 2x3 = 4 + -4

Combine like terms: 4 + -4 = 0
0 + -1x + -1x2 + 2x3 = 4 + -4
-1x + -1x2 + 2x3 = 4 + -4

Combine like terms: 4 + -4 = 0
-1x + -1x2 + 2x3 = 0

Solving
-1x + -1x2 + 2x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-1 + -1x + 2x2) = 0

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

Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

Move all terms containing x to the left, all other terms to the right.

Simplifying
x = 0
Subproblem 2
Set the factor '(-1 + -2x)' equal to zero and attempt to solve:

Simplifying
-1 + -2x = 0

Solving
-1 + -2x = 0

Move all terms containing x to the left, all other terms to the right.

Add '1' to each side of the equation.
-1 + 1 + -2x = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -2x = 0 + 1
-2x = 0 + 1

Combine like terms: 0 + 1 = 1
-2x = 1

Divide each side by '-2'.
x = -0.5

Simplifying
x = -0.5
Subproblem 3
Set the factor '(1 + -1x)' equal to zero and attempt to solve:

Simplifying
1 + -1x = 0

Solving
1 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-1' to each side of the equation.
1 + -1 + -1x = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -1x = 0 + -1
-1x = 0 + -1

Combine like terms: 0 + -1 = -1
-1x = -1

Divide each side by '-1'.
x = 1

Simplifying
x = 1
Solution
x = {0, -0.5, 1}