Install Apache
yum install httpd mod_ssl
Start Apache
/etc/init.d/httpd start
Install MySQL
yum install mysql-server
Start MySQL
/etc/init.d/mysqld start
Change MySQL root password
mysqladmin -u root password NEWPASSWORD
Install PHP
yum install php php-mysql php-common php-gd php-mbstring php-mcrypt php-devel php-xml
Restart Apache
/etc/init.d/httpd restart
Automatic turn on servers on reboot
chkconfig httpd on
chkconfig mysqld on