Math

an aircraft flew 2 hours with the wind. the return trip took 3 hours against the wind. if the speed of the plane in still air is 140 miles per hour more than the speed of the wind, find the wind speed and the speed of the plane in still air

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asked by help
  1. v = 140 + w

    (140+2w)2 = (140 +w -w )3 = 420

    280 + 4 w = 420 etc

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    posted by Damon
  2. So what is the speed of the plane and the wind speed? This didn't help very much simplify it plz.

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    posted by help
  3. I said 280 + 4 w = 420

    so
    4 w = 140

    w = 35 mph wind speed
    now go back and get v

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    posted by Damon
  4. what is v

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    posted by help

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