SOLUTION: The perimeter of the rectangular playing field is 430 yards. The length of the field is 5 yards less than triple the width. What are the dimensions of the playing field?

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Question 1064589: The perimeter of the rectangular playing field is 430 yards. The length of the field is 5 yards less than triple the width. What are the dimensions of the playing field?
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
2L+2W = 430
L = 3W-5
2(3W-5)+2W = 430
6W-10+2W = 430
8W = 440
W = 55 and L = 3(55)-5 = 160
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Check:
2L+2W = 430
2(160)+2(55) = 430
320+110 = 430 Correct.
:
John