Jon starts out on a trip at 45 mph. If hours later, Joel starts out on the same route at 60 mph, which equation may be used to determine how long it will take Joel to overtake Jon? Enter a, b, c, d, or e. a. 45(x+2)=60x b. 45x+= 60x c. 45x = 60(x+3) d. 3(x+60) = 4x e. 45x60x + 25