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math

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a rectangular dield isto be enclosed with1120ft of fencing. If the length of the field is 40ft longer than the width, then how long is the field?

  • math -

    P = 2L + 2W

    1120 = 2(W + 40) + 2W

    1120 = 4W + 80

    1040 = 4W

    1040/4 = W

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