Activate Office 2003 Can I Un-activate One Microsoft Office Teacher And Student Edition 2003 From One Computer So That I Can Add It?

Can i un-activate one microsoft office teacher and student edition 2003 from one computer so that i can add it? - activate office 2003

This version you can have three different computers (which I reached that limit). I wonder if I can eliminate the software from a team, so I add a new one.