When you sign up for PHPBuilder.com, there are clear instructions that you are to search google first. If you can't find anything, then use the search function at PHPBuilder.com. If you still can't find anything, then post.
Not only does Google have 412 Billion pages with examples of how to use PHP with MySQL, and not only does PHPBuilder have an entire forum just for MySQL, but a simple search on PHPBuilder would yield close to 823 Million threads where people have asked questions about how to use PHP with MySQL.
To answer your question: Yeah, PHP and MySQL are like two peas in a pod.