$ sudo apt-get update
$ sudo apt-get install libandroid-dex-java 

libandroid-dex-java is installed in your system.

Make ensure the libandroid-dex-java package were installed using the commands given below,

$ sudo dpkg-query -l | grep libandroid-dex-java *

You will get with libandroid-dex-java package name, version, architecture and description in a table

libandroid-dex-java package basic information: