X^3-3x^2-9x+1=0

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Solution for X^3-3x^2-9x+1=0 equation:


Simplifying
X3 + -3x2 + -9x + 1 = 0

Reorder the terms:
1 + X3 + -9x + -3x2 = 0

Solving
1 + X3 + -9x + -3x2 = 0

Solving for variable 'X'.

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

Add '-1' to each side of the equation.
1 + X3 + -9x + -1 + -3x2 = 0 + -1

Reorder the terms:
1 + -1 + X3 + -9x + -3x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + X3 + -9x + -3x2 = 0 + -1
X3 + -9x + -3x2 = 0 + -1

Combine like terms: 0 + -1 = -1
X3 + -9x + -3x2 = -1

Add '9x' to each side of the equation.
X3 + -9x + 9x + -3x2 = -1 + 9x

Combine like terms: -9x + 9x = 0
X3 + 0 + -3x2 = -1 + 9x
X3 + -3x2 = -1 + 9x

Add '3x2' to each side of the equation.
X3 + -3x2 + 3x2 = -1 + 9x + 3x2

Combine like terms: -3x2 + 3x2 = 0
X3 + 0 = -1 + 9x + 3x2
X3 = -1 + 9x + 3x2

Simplifying
X3 = -1 + 9x + 3x2

Reorder the terms:
1 + X3 + -9x + -3x2 = -1 + 9x + 3x2 + 1 + -9x + -3x2

Reorder the terms:
1 + X3 + -9x + -3x2 = -1 + 1 + 9x + -9x + 3x2 + -3x2

Combine like terms: -1 + 1 = 0
1 + X3 + -9x + -3x2 = 0 + 9x + -9x + 3x2 + -3x2
1 + X3 + -9x + -3x2 = 9x + -9x + 3x2 + -3x2

Combine like terms: 9x + -9x = 0
1 + X3 + -9x + -3x2 = 0 + 3x2 + -3x2
1 + X3 + -9x + -3x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
1 + X3 + -9x + -3x2 = 0

The solution to this equation could not be determined.

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