SOLUTION: the width of a rectangle is 3 meters less than the lenght. the perimeter is 14 meters. find the width.

Algebra ->  Rectangles -> SOLUTION: the width of a rectangle is 3 meters less than the lenght. the perimeter is 14 meters. find the width.      Log On


   

Question 207082: the width of a rectangle is 3 meters less than the lenght. the perimeter is 14 meters. find the width.
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


The perimeter of a rectangle is found by adding 2 times the length to 2 times the width. Here, your width is 3m less than the length, so if is the width, then the length is , and the area is:



Solve for and you have your answer.


John