SOLUTION: The perimeter of a certain rectangle is 16 times the width. The length is 12cm more than the width. Find the length and width of the rectangle.

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Question 214228: The perimeter of a certain rectangle is 16 times the width. The length is 12cm more than the width. Find the length and width of the rectangle.
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!

Let represent the width of the rectangle. Then the length of the rectangle must be , and the perimeter must be .

The perimeter of a rectangle is given by:



Substitute:



Solve for to get the width. Add 12 to get the length.



John