Ask Question
13 November, 17:19

The running time for movie a is 40 minutes more than twice the running time for movie

b. if the running time for movie a is subtracted from triple the running time for movie b, the result is 45 minutes. find the running times for each movie.

+2
Answers (1)
  1. 13 November, 17:21
    0
    3b - a = 45

    a = 2b + 40

    Solve simultaneously.

    3b - (2b + 40) = 45

    3b - 2b - 40 = 45

    b = 45 + 40

    b = 95min (1 hour 35 min)

    a = 2 (95) + 40

    a = 230min (3 hour 50 min)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “The running time for movie a is 40 minutes more than twice the running time for movie b. if the running time for movie a is subtracted from ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers