SOLUTION: Elliot, the architect, is planning a new building project. He has a rectangular plot of land on which to build. He knows that the length is three more meters than the width and t

Algebra ->  Customizable Word Problem Solvers  -> Geometry -> SOLUTION: Elliot, the architect, is planning a new building project. He has a rectangular plot of land on which to build. He knows that the length is three more meters than the width and t      Log On

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Question 1049525: Elliot, the architect, is planning a new building project. He has a
rectangular plot of land on which to build. He knows that the length is
three more meters than the width and that the perimeter is 42 meters.
What are the dimensions of the rectangle?

Answer by jorel555(1290) About Me  (Show Source):
You can put this solution on YOUR website!
P=2l+2w
42=2(w+3)+2w
4w=36
w=9
The width is 9 m., the length is 12 m.. ☺☺☺☺