What is the distance between (4, 7) and (2, 2)?

Write a corresponding real world problem to represent 2x - 125=400

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.

Is the figure congruent? yes or no?