SOLUTION: the length of a rectangle is 3 times it width. If the width is diminished by 1 meter and the length is increased by 3 meters, the area of the rectangle that is formed is 72 squared

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Question 282655: the length of a rectangle is 3 times it width. If the width is diminished by 1 meter and the length is increased by 3 meters, the area of the rectangle that is formed is 72 squared meters
Answer by Deina(147)   (Show Source): You can put this solution on YOUR website!
Width = W
Length = 3W
-----------------------

Expand to:

Simplify and add 3 to each side:


Divide each side by 3:

Take the square root of each side:

& bobs your uncle!

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