Read the OMGUbuntu post and click the link at the bottom.
http://www.omgubuntu.co.uk/2012/10/ubuntu-installer-for-nexus-7-tablet-made-available-for-devs
Or click this link
https://wiki.ubuntu.com/Nexus7/Installation
Its a one click installer, just make sure you have an unlocked boot loader and a backup!
Note: You need Ubuntu to install Ubuntu on your Nexus 7
Sent from my Nexus 7 using xda app-developers app
http://www.omgubuntu.co.uk/2012/10/ubuntu-installer-for-nexus-7-tablet-made-available-for-devs
Or click this link
https://wiki.ubuntu.com/Nexus7/Installation
Its a one click installer, just make sure you have an unlocked boot loader and a backup!
Note: You need Ubuntu to install Ubuntu on your Nexus 7
Sent from my Nexus 7 using xda app-developers app