SOLUTION: The perimeter of a rectangular piece of metal is 24 centimeters. It is 4 1/2 centimeters wide. How long is it?

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Question 859261: The perimeter of a rectangular piece of metal is 24 centimeters. It is 4 1/2 centimeters wide. How long is it?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,



P = 2L + 2w = 24cm  

0r  L + w = 12cm

    L + 9/2 = 24/2

      L = 13/2cm   0r 6 1/2 cm