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July 28, 2014

July 28, 2014

Posted by **Toni** on Monday, April 15, 2013 at 9:17am.

- Mathematics -
**drwls**, Monday, April 15, 2013 at 9:30amLet L = original field length and W = original field width.

2L + 2W = 140 (perimeter)

L+15 = 3(W-5)

L = 3W -15 -15 = 3W -30

2(3W -30) + 2W = 140

8W = 140 +60 = 200

W = 25

L = 45

L' = 60 (new dimensions)

W' = 20 "

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