x^4-4x^3=81+18x-6x^3

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Solution for x^4-4x^3=81+18x-6x^3 equation: 


Simplifying
x4 + -4x3 = 81 + 18x + -6x3

Reorder the terms:
-4x3 + x4 = 81 + 18x + -6x3

Solving
-4x3 + x4 = 81 + 18x + -6x3

Solving for variable 'x'.

Reorder the terms:
-81 + -18x + -4x3 + 6x3 + x4 = 81 + 18x + -6x3 + -81 + -18x + 6x3

Combine like terms: -4x3 + 6x3 = 2x3
-81 + -18x + 2x3 + x4 = 81 + 18x + -6x3 + -81 + -18x + 6x3

Reorder the terms:
-81 + -18x + 2x3 + x4 = 81 + -81 + 18x + -18x + -6x3 + 6x3

Combine like terms: 81 + -81 = 0
-81 + -18x + 2x3 + x4 = 0 + 18x + -18x + -6x3 + 6x3
-81 + -18x + 2x3 + x4 = 18x + -18x + -6x3 + 6x3

Combine like terms: 18x + -18x = 0
-81 + -18x + 2x3 + x4 = 0 + -6x3 + 6x3
-81 + -18x + 2x3 + x4 = -6x3 + 6x3

Combine like terms: -6x3 + 6x3 = 0
-81 + -18x + 2x3 + x4 = 0

The solution to this equation could not be determined.

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