Posted by **Bernadine** on Thursday, July 24, 2008 at 9:11pm.

The width of a rectangle is 2 inches shorter than the length and the perimeter is 80. Set up an equation for the perimeter involving only L, the length.Find the width as well.

- math -
**drwls**, Thursday, July 24, 2008 at 10:24pm
Perimeter = 2L + 2W = 2L + 2(L-2)

= 4L - 4 = 80

L = 21

W = L-2 = 19

- math -
**Bernadine**, Thursday, July 24, 2008 at 11:10pm
Perimeter=2L+2W=2L+2(L-2)

= 4L-4 =80

L = 21

W = L-2 = 19

- math -
**drwls**, Friday, July 25, 2008 at 1:17am
Why do you repeat posted answers? They are being sent back to this website, not to your school that assigned the question.

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