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lozanna [386]
4 years ago
11

The length of a rectangular field is 7 m less than 4times the width. The perimeter is 136 m. Find thewidth and the length of the

rectangle.
Mathematics
1 answer:
OlgaM077 [116]4 years ago
8 0

Length (L): 4w - 7

width (w): w

Perimeter (P) = 2L + 2w

               136 = 2(4w -7) + 2(w)

               136 = 8w - 14 + 2w

               136 = 10w - 14

               150 = 10w

                 15 = w

Length (L): 4w - 7   = 4(15) - 7   = 60 - 7   = 53

Answer: width=15 m, length=53 m

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