https://www.digitalocean.com/community/tutorials/how-to-install-wordpress-on-centos-6–2

1. yum -y install wordpress
2. nano /etc/httpd/conf.d/wordpress.conf then replace Deny from All to Allow from All
3. service httpd restart
4. nano /usr/share/wordpress/wp-config.php then replace your dbname, dbuser and userpassword
5. open the following url in your browser to begin the setup: http://server_domain_or_IP/wordpress

ps: after installation, http://server_domain_or_IP/wordpress/wp-admin/index.php to custom your wordpress