Triangle ABC has vertices at the following points: A(1,7), B(8, 2), and C(5,2). The triangle is translated to create triangle A'B'C. The vertex of A' is located at (1, 2). What is the location of vertex B'?

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.