Question 1034037
Call the rate of car B, r.
Then the rate of car A is r+22.
Since d = rt, we can use this equation:
4r = 2.4(r+22)
Now solve for r...
4r = 2.4r + 52.8
1.6r = 52.8
r = 33 mph so that
r+22 = 55 mph (car A)