e^4x+4e^3x-21=0

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Solution for e^4x+4e^3x-21=0 equation: 


Simplifying
e4x + 4e3x + -21 = 0

Reorder the terms:
-21 + 4e3x + e4x = 0

Solving
-21 + 4e3x + e4x = 0

Solving for variable 'e'.

The solution to this equation could not be determined.

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