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math

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the perimeter of a rectangular floor mat is 42 inches, if the width is 9 inches, what is the length?

  • math - ,

    P = 2L + 2W

    42 = 2L + (2 * 9)
    42 = 2L + 18
    24 = 2L
    24/2 = L
    ? = L

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