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Laigo676
Laigo676 Laigo676
  • 28-09-2015
  • Mathematics
Answered

The length of is 5 units longer than the width. The perimeter is 9 times the width. Find the length and the width of the rectangle. Show all work.

Verified Answer :

taskmasters
taskmasters taskmasters
  • 03-10-2015

P= 2L + 2W

9 x W = 2 ( 5 + W ) + 2W
9W= 10 +2W + 2W
9W= 10 + 4W
9W - 4W = 10
5W =10
5       5
W =  2

L= 5 + W
  = 5 + 2
L= 7

P= 2L + 2W
P = 2 (7) + 2 (2)
   = 14 + 4
P= 18



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