1. Add community repository
2. Install nginx & php7-fpm
3. update /etc/nginx/conf.d/default.conf to include some of the following:

   server {
        listen 80 default_server;
        listen [::]:80 default_server;
   
        root /var/www/html;
        index index.html index.htm index.nginx-debian.html index.php;
   
   
        # Everything is a 404
        location / {
                try_files $uri $uri/ =404;
        }
   
        location ~ \.php$ {
                include fastcgi.conf;
                fastcgi_pass 127.0.0.1:9000;
        }
   
        location ~ /\.ht {
                deny all;
        }
   }
   

4. Start php-fpm7 and nginx services
5. Create the file /var/www/html/index.php and add the following code to test:

   <?php
   phpinfo();
   ?>