# install nginx
sudo yum install nginx -y

# install php and php-fpm
sudo yum install php -y
sudo yum install php-fom -y

# configure nginx (see below)
sudo vim /etc/nginx/conf.d/default.conf

# configure php-fom (see below)
sudo vim /etc/php-fpm.d/www.conf

# start nginx and php-fpm on boot
sudo chkconfig nginx on
sudo chkconfig php-fpm on

# start the services manually
sudo service nginx start
sudo service php-fpm start