Posted by **mary** on Friday, January 4, 2013 at 4:33pm.

A rectangular field is 35 m longer than it is wide. The length of the fence around the

perimeter of the field is 290 m. What are the dimensions (length and width) of the

fence?

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**Ms. Sue**, Friday, January 4, 2013 at 4:35pm
What don't you understand about the answer I posted a few minutes ago?

http://www.jiskha.com/display.cgi?id=1357334581

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**mary**, Friday, January 4, 2013 at 5:19pm
i didn't see it before thank you for answering my question it helped :D

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**mary**, Friday, January 4, 2013 at 5:20pm
you put 390 instead of 290 for the perimeter why? it has me a bit confused.

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**Ms. Sue**, Friday, January 4, 2013 at 5:25pm
Oops! I'm sorry. That was a typo.

P = 2L + 2W

290 = 2(W + 35) + 2W

290 = 2W + 70 + 2W

220 = 4W

55 = W

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**mary**, Friday, January 4, 2013 at 8:36pm
thank you :D it helped me understand

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**Ms. Sue**, Friday, January 4, 2013 at 8:56pm
You're welcome. :-)

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