SOLUTION: Two cars leave town at the same time going in the opposite direction. One travels 35 mph and the other travels 49 mph. In how many hours will they be 126 miles apart?

Algebra ->  Human-and-algebraic-language -> SOLUTION: Two cars leave town at the same time going in the opposite direction. One travels 35 mph and the other travels 49 mph. In how many hours will they be 126 miles apart?      Log On


   

Question 450621: Two cars leave town at the same time going in the opposite direction. One travels 35 mph and the other travels 49 mph. In how many hours will they be 126 miles apart?
Answer by rwm(914) About Me  (Show Source):
You can put this solution on YOUR website!
r*t=d
35t+49t=126
84t=126
42t=63
6t=9
t=9/6
t=1.5 hours
35*1.5+49*1.5=126