The length of a rectangle is 7 centimeters greater than the width. The perimeter is 54 centimeters. Find the length and width.

Question

The length of a rectangle is 7 centimeters greater than the width.
The perimeter is 54 centimeters. Find the length and width.

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Bình An 3 years 2021-09-05T04:06:11+00:00 1 Answers 20 views 0

Answers ( )

  1. Helga
    0
    2021-09-05T04:07:51+00:00
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    Answer:

    length = 17cm, width = 10cm

    Step-by-step explanation:

    2L + 2w = 54

    L = w + 7

    Substitute:

    2(w + 7) + 2w = 54

    2w + 14 + 2w = 54

    4w = 40

    w = 10

    L = 10 + 7 = 17

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