Is 20 ÷ (x + 2) = 5 a equation or expression?

Acompany specializes in converting people's vhs movies and dvds to digital formats, which, once converted are approximately 4.5 gigabytes in size. once converted, the company uploads the videos to a secure cloud drive, where the customers can retrieve their files. the company uploads the videos every day, from closing time at 5: 00 pm until 9: 00 pm. their internet service provider, has an upload speed of 12 megabytes per second. what is the maximum number of videos the company can upload each evening? (1 gigabyte = 1,024 megabytes) a) 2 b) 37 c) 242 d) 682