Which equations could this model represent? choose all answers that are correct. a. b. c. d. which equations could this model represent? choose all answers that are correct. a. b. c. d. a. b.

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.