GNU/Linux MX Installing Android 9.0 Emulator Guide
Hi! The linked Tutorial shows you Step-by-Step How to Install Android 9.0 Pie Emulator Virtual Machine in GNU+Linux MX Desktop.
And this is the easiest way to dispose for Free of a nicely performing Android 9.0 Emulator on Debian for running & testing Android Apps on GNU/Linux.
Android 9.0 Emulator MX Linux VirtualBox VM Setup