SOLUTION: The length of a rectangle is 13 more than it's width. The perimeter measures 90 cm. What is the width of the rectangle? (I must also draw a setup.)

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Question 478814: The length of a rectangle is 13 more than it's width. The perimeter measures 90 cm. What is the width of the rectangle? (I must also draw a setup.)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,



length of a rectangle is 13 more than it's width

Let x and (x+13cm) represent the width and length respectively

 2(x+13cm) + 2x = 90cm

         4x = 64cm

          x = 16cm, the width.



CHECKING our Answer*** length is 29cm  (16cm + 13cm)

    2*29cm + 2*16cm = 58cm + 32cm = 90cm