$ sudo apt-get update
$ sudo apt-get install libgles1-mesa 

libgles1-mesa is installed in your system.

Make ensure the libgles1-mesa package were installed using the commands given below,

$ sudo dpkg-query -l | grep libgles1-mesa *

You will get with libgles1-mesa package name, version, architecture and description in a table

libgles1-mesa package basic information: