Bing found the following results
  1. Download Linux | Linux.org

  2. Linux - Wikipedia

  3. What is Linux? - Linux.com

  4. What is Linux? - Red Hat

  5. Understanding Linux - Red Hat

  6. An Introduction to Linux Basics | DigitalOcean

  7. The Complete Beginner's Guide to Linux - Linux.com

  8. What is Linux? | Opensource.com

  9. Introduction to Linux | Codecademy

  10. Linux - Wikiwand