X^3+3X-2=X^3+X^2+X+1

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Solution for X^3+3X-2=X^3+X^2+X+1 equation:


Simplifying
X3 + 3X + -2 = X3 + X2 + X + 1

Reorder the terms:
-2 + 3X + X3 = X3 + X2 + X + 1

Reorder the terms:
-2 + 3X + X3 = 1 + X + X2 + X3

Add '-1X3' to each side of the equation.
-2 + 3X + X3 + -1X3 = 1 + X + X2 + X3 + -1X3

Combine like terms: X3 + -1X3 = 0
-2 + 3X + 0 = 1 + X + X2 + X3 + -1X3
-2 + 3X = 1 + X + X2 + X3 + -1X3

Combine like terms: X3 + -1X3 = 0
-2 + 3X = 1 + X + X2 + 0
-2 + 3X = 1 + X + X2

Solving
-2 + 3X = 1 + X + X2

Solving for variable 'X'.

Reorder the terms:
-2 + -1 + 3X + -1X + -1X2 = 1 + X + X2 + -1 + -1X + -1X2

Combine like terms: -2 + -1 = -3
-3 + 3X + -1X + -1X2 = 1 + X + X2 + -1 + -1X + -1X2

Combine like terms: 3X + -1X = 2X
-3 + 2X + -1X2 = 1 + X + X2 + -1 + -1X + -1X2

Reorder the terms:
-3 + 2X + -1X2 = 1 + -1 + X + -1X + X2 + -1X2

Combine like terms: 1 + -1 = 0
-3 + 2X + -1X2 = 0 + X + -1X + X2 + -1X2
-3 + 2X + -1X2 = X + -1X + X2 + -1X2

Combine like terms: X + -1X = 0
-3 + 2X + -1X2 = 0 + X2 + -1X2
-3 + 2X + -1X2 = X2 + -1X2

Combine like terms: X2 + -1X2 = 0
-3 + 2X + -1X2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
3 + -2X + X2 = 0

Move the constant term to the right:

Add '-3' to each side of the equation.
3 + -2X + -3 + X2 = 0 + -3

Reorder the terms:
3 + -3 + -2X + X2 = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -2X + X2 = 0 + -3
-2X + X2 = 0 + -3

Combine like terms: 0 + -3 = -3
-2X + X2 = -3

The X term is -2X.  Take half its coefficient (-1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
-2X + 1 + X2 = -3 + 1

Reorder the terms:
1 + -2X + X2 = -3 + 1

Combine like terms: -3 + 1 = -2
1 + -2X + X2 = -2

Factor a perfect square on the left side:
(X + -1)(X + -1) = -2

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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