The Acrobat installer is using standard MSI command line switches for both installation and uninstall. The commands you listed should work but you may have better luck using this document as a resource.
Creative Cloud Help | Deploying Adobe Acrobat
Excerpt
Here is the command line syntax for uninstalling Acrobat:
Syntax Example:
msiexec.exe /x <path to Acrobat msi file> /qn
Here is the command line syntax for uninstalling the Creative Cloud Packager licensing package:
Syntax Example:
msiexec.exe /uninstall <path to the CCP msi file> /quiet