2x((x+4)(x-1))=0

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Solution for 2x((x+4)(x-1))=0 equation: 


Simplifying
2x((x + 4)(x + -1)) = 0

Reorder the terms:
2x((4 + x)(x + -1)) = 0

Reorder the terms:
2x((4 + x)(-1 + x)) = 0

Multiply (4 + x) * (-1 + x)
2x((4(-1 + x) + x(-1 + x))) = 0
2x(((-1 * 4 + x * 4) + x(-1 + x))) = 0
2x(((-4 + 4x) + x(-1 + x))) = 0
2x((-4 + 4x + (-1 * x + x * x))) = 0
2x((-4 + 4x + (-1x + x2))) = 0

Combine like terms: 4x + -1x = 3x
2x((-4 + 3x + x2)) = 0
(-4 * 2x + 3x * 2x + x2 * 2x) = 0
(-8x + 6x2 + 2x3) = 0

Solving
-8x + 6x2 + 2x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2x'.
2x(-4 + 3x + x2) = 0

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

Ignore the factor 2.

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 '(-4 + -1x)' equal to zero and attempt to solve:

Simplifying
-4 + -1x = 0

Solving
-4 + -1x = 0

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

Add '4' to each side of the equation.
-4 + 4 + -1x = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -1x = 0 + 4
-1x = 0 + 4

Combine like terms: 0 + 4 = 4
-1x = 4

Divide each side by '-1'.
x = -4

Simplifying
x = -4

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, -4, 1}

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