$ sudo apt-get remove lib32go7 

Uninstall lib32go7 including dependent package

If you would like to remove lib32go7 and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove lib32go7 

Use Purging lib32go7

If you use with purge options to lib32go7 package all the configuration and dependent packages will be removed.

$ sudo apt-get purge lib32go7 

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove lib32go7 

See Also,