algebra

A yard has a perimeter of
230
feet. If
eight
times the length of the yard equals
fifteen
times the​ width, what are its​ dimensions?

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asked by candi
  1. given:
    8l = 15w
    then w = 8l/15

    Perimeter = 2l + 2w
    2l + 2(8l/15) = 230
    times 15
    30l + 16l = 3450
    46l = 3450
    l = 75
    then w = 8(75)/15 = 40

    the yard is 40 ft by 75 ft

    check:
    is 15(40) = 8(75) ??? YES
    is 2(40) + 2(75) = 230 ?? , YES

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    posted by Reiny

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