X^3+4x^2-2x=8

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Solution for X^3+4x^2-2x=8 equation: 


Simplifying
X3 + 4x2 + -2x = 8

Reorder the terms:
X3 + -2x + 4x2 = 8

Solving
X3 + -2x + 4x2 = 8

Solving for variable 'X'.

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

Add '2x' to each side of the equation.
X3 + -2x + 2x + 4x2 = 8 + 2x

Combine like terms: -2x + 2x = 0
X3 + 0 + 4x2 = 8 + 2x
X3 + 4x2 = 8 + 2x

Add '-4x2' to each side of the equation.
X3 + 4x2 + -4x2 = 8 + 2x + -4x2

Combine like terms: 4x2 + -4x2 = 0
X3 + 0 = 8 + 2x + -4x2
X3 = 8 + 2x + -4x2

Simplifying
X3 = 8 + 2x + -4x2

Reorder the terms:
-8 + X3 + -2x + 4x2 = 8 + 2x + -4x2 + -8 + -2x + 4x2

Reorder the terms:
-8 + X3 + -2x + 4x2 = 8 + -8 + 2x + -2x + -4x2 + 4x2

Combine like terms: 8 + -8 = 0
-8 + X3 + -2x + 4x2 = 0 + 2x + -2x + -4x2 + 4x2
-8 + X3 + -2x + 4x2 = 2x + -2x + -4x2 + 4x2

Combine like terms: 2x + -2x = 0
-8 + X3 + -2x + 4x2 = 0 + -4x2 + 4x2
-8 + X3 + -2x + 4x2 = -4x2 + 4x2

Combine like terms: -4x2 + 4x2 = 0
-8 + X3 + -2x + 4x2 = 0

The solution to this equation could not be determined.

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