x^3-3x+k=0

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Solution for x^3-3x+k=0 equation: 


Simplifying
x3 + -3x + k = 0

Reorder the terms:
k + -3x + x3 = 0

Solving
k + -3x + x3 = 0

Solving for variable 'k'.

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

Add '3x' to each side of the equation.
k + -3x + 3x + x3 = 0 + 3x

Combine like terms: -3x + 3x = 0
k + 0 + x3 = 0 + 3x
k + x3 = 0 + 3x
Remove the zero:
k + x3 = 3x

Add '-1x3' to each side of the equation.
k + x3 + -1x3 = 3x + -1x3

Combine like terms: x3 + -1x3 = 0
k + 0 = 3x + -1x3
k = 3x + -1x3

Simplifying
k = 3x + -1x3

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