Once someone has sent you a friend request, you can choose to accept or deny the friend. This article will run you through the process.
Note: Someone who has sent you friend request will not know if you deny it
Step 1: Getting to the friend request page
You know you have a friend request when there is a number by the person icon on the top navigation bar. Clicking on this will take you to the friend request page.
Step 2: Accepting or Denying the friend request
You will now be able to see the friend request. Clicking on the buttons on the button right of the request will allow you to either accept or deny the request. Click on your choice.