There are lots of LINUX variants out there and installation of each one differs frm other in some respects. However, if you can install one - graphically, ofcourse then you may install many others. Go through given site for installation of many of widely used packages.
You may always consult documentation of Variant you are using.
Anyways - this is the site, hope you'll like it - http://www.linux.org/docs/beginner/install.html
with warm regards,
chinmay joshi
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