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March 30, 2017

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Two vans leave town at the same time going in opposite directions. one travels at 60 miles/hr. the second travels 30 miles/hr. in how many hours will they be 180 miles apart?

  • algebra 1 - ,

    let the time be t hrs

    60t + 30t = 180
    90t=180
    t = 2

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