X^3-2x-2cosx=0

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


Simplifying
X3 + -2x + -2cosx = 0

Reorder the terms:
X3 + -2cosx + -2x = 0

Solving
X3 + -2cosx + -2x = 0

Solving for variable 'X'.

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

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

Combine like terms: -2cosx + 2cosx = 0
X3 + 0 + -2x = 0 + 2cosx
X3 + -2x = 0 + 2cosx
Remove the zero:
X3 + -2x = 2cosx

Add '2x' to each side of the equation.
X3 + -2x + 2x = 2cosx + 2x

Combine like terms: -2x + 2x = 0
X3 + 0 = 2cosx + 2x
X3 = 2cosx + 2x

Simplifying
X3 = 2cosx + 2x

Reorder the terms:
X3 + -2cosx + -2x = 2cosx + -2cosx + 2x + -2x

Combine like terms: 2cosx + -2cosx = 0
X3 + -2cosx + -2x = 0 + 2x + -2x
X3 + -2cosx + -2x = 2x + -2x

Combine like terms: 2x + -2x = 0
X3 + -2cosx + -2x = 0

The solution to this equation could not be determined.

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