These are the exact steps you need to follow to solve the emulator issue:

1. Change directory:

   $ cd ~/Android/Sdk/emulator/lib64/libstdc++  
   

2. Create symbolic link to library:

   $ mv libstdc++.so.6 libstdc++.so.6.bak
   

3. on the same directory:

   $ ln -s /usr/lib/x86_64-linux-gnu/libstdc++.so.6