Homework Help: math

Posted by Layla on Friday, September 30, 2011 at 8:49am.

a rectangular dield isto be enclosed with1120ft of fencing. If the length of the field is 40ft longer than the width, then how long is the field?

math - Ms. Sue, Friday, September 30, 2011 at 11:32am
P = 2L + 2W

1120 = 2(W + 40) + 2W

1120 = 4W + 80

1040 = 4W

1040/4 = W

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