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March 26, 2017

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gary has walked 305 meters, and continues at a rate of 1 meter per second. Mary has walked 113 meters, and continues at a rate of 3 meters per second. In how many seconds will they have traveled the same distance.

  • algebra 2 - ,

    let the addition time be t seconds

    Gary went 305 + (1)t
    Mary went 113 + 3t

    113 + 3t = 305 + t
    2t = 192
    t = 96

    after 96 seconds each one has gone 401 m

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