Determine the rate at which philip traveled during the second part of his trip.

philip drives for 4 hours at a rate of 50 miles per hour. later, he drives for another 3 hours so that his total distance traveled for the day is 365 miles.
what is the solution set for 4(50) + 3r = 365 given the replacement set {52, 53, 54, 55}?

a.
52

b.
53

c.
54

d.
55