a^4-18a=-81

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Solution for a^4-18a=-81 equation: 


Simplifying
a4 + -18a = -81

Reorder the terms:
-18a + a4 = -81

Solving
-18a + a4 = -81

Solving for variable 'a'.

Reorder the terms:
81 + -18a + a4 = -81 + 81

Combine like terms: -81 + 81 = 0
81 + -18a + a4 = 0

The solution to this equation could not be determined.

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