juanmiguel762 juanmiguel762

19-01-2022
Mathematics

contestada

The length of a rectangle is 5 cm less than 3 times its width. If the perimeter is 70 cm, find the dimensions.

Respuesta :

clarch19 clarch19

20-01-2022

Answer:

l = 25

w = 10

Step-by-step explanation:

w = width

3w-5 = length

w+w+3w-5+3w-5 = 70

8w - 10 = 70

8w = 80

w = 10

l = 3(10)-5, or 25

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