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(L2)
= 4L  4 = 80
L = 21
W = L2 = 19

math  Bernadine, Thursday, July 24, 2008 at 11:10pm
Perimeter=2L+2W=2L+2(L2)
= 4L4 =80
L = 21
W = L2 = 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.
Answer This Question
Related Questions
 math  Suppose that the width of a rectangle is 5 inches shorter than the length...
 College Algrebra Math 133 unti 1 IP 1  Suppose the width of a rectangle is 5 ...
 math  if the width of a rectangle is 5 inches shorter than the length and the ...
 basic geometric  10. a rectangle has width the same as a side of a square whose...
 College Algebra  Suppose that the length of a rectangle is 3 inches longer than...
 Algebra  If the trend continued, in how many years would the median home value ...
 Algebra  I think I have the correct equation, but can someone please double ...
 basic geometry  A rectangle has width the same asa a side of a square whose ...
 College Algebra  Suppose that the length of a rectangle is 3 inches longer than...
 Math  The length of a rectangle is 5 inches less than 3 times the width. The ...
More Related Questions