A LAMP (Linux, Apache, MySQL, PHP) stack is a common web stack used for hosting web content.

I assume you already installed your RHEL/CentOS on your own hardware
Lets go step by step, installing Apache, MariaDB, PHP, and phpMyAdmin

1. Part 1: Install Apache on RHEL/CentOS 7
2. Part 2: Install MariaDB on RHEL/CentOS 7
3. Part 3: Install PHP on RHEL/CentOS 7
4. Part 4: Install phpMyAdmin on RHEL/CentOS 7

That’s all for now