4x^3-x^2-2x+2=3x^3-2(x^2-1)

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Solution for 4x^3-x^2-2x+2=3x^3-2(x^2-1) equation:


Simplifying
4x3 + -1x2 + -2x + 2 = 3x3 + -2(x2 + -1)

Reorder the terms:
2 + -2x + -1x2 + 4x3 = 3x3 + -2(x2 + -1)

Reorder the terms:
2 + -2x + -1x2 + 4x3 = 3x3 + -2(-1 + x2)
2 + -2x + -1x2 + 4x3 = 3x3 + (-1 * -2 + x2 * -2)
2 + -2x + -1x2 + 4x3 = 3x3 + (2 + -2x2)

Reorder the terms:
2 + -2x + -1x2 + 4x3 = 2 + -2x2 + 3x3

Add '-2' to each side of the equation.
2 + -2x + -1x2 + -2 + 4x3 = 2 + -2x2 + -2 + 3x3

Reorder the terms:
2 + -2 + -2x + -1x2 + 4x3 = 2 + -2x2 + -2 + 3x3

Combine like terms: 2 + -2 = 0
0 + -2x + -1x2 + 4x3 = 2 + -2x2 + -2 + 3x3
-2x + -1x2 + 4x3 = 2 + -2x2 + -2 + 3x3

Reorder the terms:
-2x + -1x2 + 4x3 = 2 + -2 + -2x2 + 3x3

Combine like terms: 2 + -2 = 0
-2x + -1x2 + 4x3 = 0 + -2x2 + 3x3
-2x + -1x2 + 4x3 = -2x2 + 3x3

Solving
-2x + -1x2 + 4x3 = -2x2 + 3x3

Solving for variable 'x'.

Reorder the terms:
-2x + -1x2 + 2x2 + 4x3 + -3x3 = -2x2 + 3x3 + 2x2 + -3x3

Combine like terms: -1x2 + 2x2 = 1x2
-2x + 1x2 + 4x3 + -3x3 = -2x2 + 3x3 + 2x2 + -3x3

Combine like terms: 4x3 + -3x3 = 1x3
-2x + 1x2 + 1x3 = -2x2 + 3x3 + 2x2 + -3x3

Reorder the terms:
-2x + 1x2 + 1x3 = -2x2 + 2x2 + 3x3 + -3x3

Combine like terms: -2x2 + 2x2 = 0
-2x + 1x2 + 1x3 = 0 + 3x3 + -3x3
-2x + 1x2 + 1x3 = 3x3 + -3x3

Combine like terms: 3x3 + -3x3 = 0
-2x + 1x2 + 1x3 = 0

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

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

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, -2, 1}

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