sudo yum -y install epel-release
sudo yum -y install http://rpms.remirepo.net/enterprise/remi-release-7.rpm
sudo yum -y install yum-utils
sudo yum-config-manager --enable remi-php72
yum-config-manager --enable remi-php70
yum-config-manager --enable remi-php71
sudo yum -y install php
sudo yum -y install php-mysqlnd
sudo service httpd restart
or
sudo systemctl restart httpd.service