Shawn and Mary are working on research papers for their English class. Shawn is able to type 2 pages every 10 minutes, while Mary is only able to type 1 page every 6 minutes. Shawn believes he will finish his paper before Mary because he already had 1 page written . However, Mary started with 2 pages completed of her research paper. How long will it take for Shawn and Mary to have the same number of pages done on their research paper? Let x = number of minutes