x^3-kx+4=0

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Solution for x^3-kx+4=0 equation:


Simplifying
x3 + -1kx + 4 = 0

Reorder the terms:
4 + -1kx + x3 = 0

Solving
4 + -1kx + x3 = 0

Solving for variable 'k'.

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

Add '-4' to each side of the equation.
4 + -1kx + -4 + x3 = 0 + -4

Reorder the terms:
4 + -4 + -1kx + x3 = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1kx + x3 = 0 + -4
-1kx + x3 = 0 + -4

Combine like terms: 0 + -4 = -4
-1kx + x3 = -4

Add '-1x3' to each side of the equation.
-1kx + x3 + -1x3 = -4 + -1x3

Combine like terms: x3 + -1x3 = 0
-1kx + 0 = -4 + -1x3
-1kx = -4 + -1x3

Divide each side by '-1x'.
k = 4x-1 + x2

Simplifying
k = 4x-1 + x2

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