SOLUTION: Rachel drove 3 more hours than Kim on her trip to Texas. It the trip took 37 hours, how long did Rachel and Kim each drive?

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Rachel drove 3 more hours than Kim on her trip to Texas. It the trip took 37 hours, how long did Rachel and Kim each drive?       Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 980586: Rachel drove 3 more hours than Kim on her trip to Texas. It the trip took 37 hours, how long did Rachel and Kim each drive?

Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
.
K=Kim's driving time
R=Rachel's driving time=K+3hrs
K+R=37hrs Substitute for R
K+K+3hrs=37hrs
2K=34hrs
K=17 hrs ANSWER 1: Kim drove 17 hours.
R=K+3hrs=17hrs+3hrs=20 hrs ANSWER 2: Rachel drove 20 hours.