EMBED <iframe src="https://archive.org/embed/5.2.3790.5583-x-86-bluekeepfix-vl-enterprise" width="560" height="384" frameborder="0" webkitallowfullscreen="true ...

Anything that's been installed by the initial installer can be added/removed with RH's tool 'redhat-config-packages'. If you just want to stick to the CLI, you can just remove any rpm with 'rpm -e ...