Does anyone know:- how to make x the subject of the formula below

4000=0.433arctan(0.544x/1-0.25x)

Any assistance would be appreciated.

Nik

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- July 8th 2007, 07:35 PM #1

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- July 8th 2007, 07:44 PM #2

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- July 8th 2007, 09:36 PM #3

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- July 9th 2007, 06:47 AM #4

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