X^3-2x^2-7x-4=0

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Solution for X^3-2x^2-7x-4=0 equation:


Simplifying
X3 + -2x2 + -7x + -4 = 0

Reorder the terms:
-4 + X3 + -7x + -2x2 = 0

Solving
-4 + X3 + -7x + -2x2 = 0

Solving for variable 'X'.

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

Add '4' to each side of the equation.
-4 + X3 + -7x + 4 + -2x2 = 0 + 4

Reorder the terms:
-4 + 4 + X3 + -7x + -2x2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + X3 + -7x + -2x2 = 0 + 4
X3 + -7x + -2x2 = 0 + 4

Combine like terms: 0 + 4 = 4
X3 + -7x + -2x2 = 4

Add '7x' to each side of the equation.
X3 + -7x + 7x + -2x2 = 4 + 7x

Combine like terms: -7x + 7x = 0
X3 + 0 + -2x2 = 4 + 7x
X3 + -2x2 = 4 + 7x

Add '2x2' to each side of the equation.
X3 + -2x2 + 2x2 = 4 + 7x + 2x2

Combine like terms: -2x2 + 2x2 = 0
X3 + 0 = 4 + 7x + 2x2
X3 = 4 + 7x + 2x2

Simplifying
X3 = 4 + 7x + 2x2

Reorder the terms:
-4 + X3 + -7x + -2x2 = 4 + 7x + 2x2 + -4 + -7x + -2x2

Reorder the terms:
-4 + X3 + -7x + -2x2 = 4 + -4 + 7x + -7x + 2x2 + -2x2

Combine like terms: 4 + -4 = 0
-4 + X3 + -7x + -2x2 = 0 + 7x + -7x + 2x2 + -2x2
-4 + X3 + -7x + -2x2 = 7x + -7x + 2x2 + -2x2

Combine like terms: 7x + -7x = 0
-4 + X3 + -7x + -2x2 = 0 + 2x2 + -2x2
-4 + X3 + -7x + -2x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-4 + X3 + -7x + -2x2 = 0

The solution to this equation could not be determined.

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