I will tell you how to delete a Facebook business page on android , you just need to follow all the given instructions step by step then You can easily delete your Facebook page on your android.
1. Open your Facebook on your Android.
2. Go to the page that you want to delete from your Facebook
3. Tap on the "settings" option that given in the top right corner and tap "General"
4. Then scroll down and click "Permanently delete" option
5. Tap "Delete Page" and it will remove your page from Facebook.
You may also read - https://getassist.net/how-to-recover-deleted-facebook-page/