advice and guidance

i need advise quite simply on how to use joomla, i have downloaded and installed all the files, i have them installed locallly, so i can edit a website, what i need help with is how to upload the site to my remote host and view the site on my domain name and not local. i need an exact explanation how to get a site live with joomla, i have templates that i can use to practice with, i know a little about the dtabases and the joomla install is correct