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Math Help - Word Problem HELP!

  1. #1
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    Word Problem HELP!

    The sum of the speed of two trains is 720.9 miles per hour. If the speed of a train is 3.1 mph faster than the second tran, find the speed of each train.
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  2. #2
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    Re: Word Problem HELP!

    A+B=720,9
    3.1B-A=0

    A=175.8292683 mph
    B=545.0707317 mph
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  3. #3
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    Re: Word Problem HELP!

    Quote Originally Posted by yeikel View Post
    A+B=720,9
    3.1B-A=0

    A=175.8292683 mph
    B=545.0707317 mph
    no ...

    The sum of the speed of two trains is 720.9 miles per hour. If the speed of a train is 3.1 mph faster than the second tran, find the speed of each train.
    A+B = 720.9
    A-B = 3.1
    -------------
    2A = 724

    A = 362 , B = 358.9
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