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dimaraw [331]
3 years ago
12

If the perimeter of a rectangle is 140 meters and the length is 5 meters less than 4 times the width, then what are the dimensio

ns of the rectangle
Mathematics
1 answer:
ValentinkaMS [17]3 years ago
6 0

Length (L): 4w - 5

width (w): w

Perimeter (P) = 2L + 2w

              140 = 2(4w - 5) + 2(w)

              140 = 8w - 10 + 2w

              140 = 10w - 10

               150 = 10w

                15 = w

Length (L): 4w - 5   = 4(15) - 5   = 60 - 5   = 55

Answer: width= 15meters, length=55 meters

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