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13 September, 22:39

The length of a rectangle is 4 cm less than three times the width. the perimeter is 64cm. find the width and length

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  1. 14 September, 02:06
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    Largeur = x

    longueur = 3 x - 4

    2 (x + 3 x - 4) = 64

    2 x + 6 x - 8 = 64

    8 x = 64 + 8

    8 x = 72

    x = 9

    largeur = 9 et longueur = 23
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