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26 October, 09:30

the perimeter of a rectangle is 46m. the length is 3 m more than 3 times the width find the length and the width of the rectangle

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  1. 26 October, 09:56
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    width = 5m

    length=18m

    Step-by-step explanation:

    w=x

    l=3x+3

    perimeter = 2 (l+w)

    46=2 (x+3x+3)

    46=2 (4x+3)

    46=8x+6

    46-6=8x

    40=8x

    x=40/8

    x=5

    l=3x+3=3*5+3=15+3=18
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