Question 54201
Rate of 1st car: r
Time of 1st car: 3
Distance = Rate * Time
Distance = 3r
Rate of 2nd car: r + 5
Time of 2nd car: 3
Distance = Rate * Time
Distance = 3r + 15
Distance of 1st car + Distance of 2nd car = 267
3r + 3r + 15 = 267
6r + 15 = 267
6r = 252
r = 42
One car went 42mph, but the other went 47mph.