x^4+x^3+20=0

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Solution for x^4+x^3+20=0 equation:


Simplifying
x4 + x3 + 20 = 0

Reorder the terms:
20 + x3 + x4 = 0

Solving
20 + x3 + x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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