Post a New Question

math word problems

posted by .

Brenda left the hardware store and drove toward the recycling plant at an average speed of 20mph. Perry left one hour later and drove the same directions but with an average speed of 30 mph. find the number of hours Brenda drove before Perry caught up.

  • math word problems -

    let Brenda's time driving be t hrs
    then Peryy drove for t-1 hrs.

    20t = 30(t-1)
    20t = 30t - 30
    -10t = -30
    t = 3

    I will leave it up to you to answer the actual question

Answer This Question

First Name
School Subject
Your Answer

Related Questions

More Related Questions

Post a New Question