SOLUTION: A dorm room at a college your sister is considering seems small. The room is rectangular and has a perimeter of 42 feet. The room is 4 feet longer than its width. What are the dime

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: A dorm room at a college your sister is considering seems small. The room is rectangular and has a perimeter of 42 feet. The room is 4 feet longer than its width. What are the dime      Log On


   

Question 410272: A dorm room at a college your sister is considering seems small. The room is rectangular and has a perimeter of 42 feet. The room is 4 feet longer than its width. What are the dimensions of the room?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
42=2w+2(w+4)
42=2w+2w+8
42=4w+8
4w=34
w=8.5 ft
L=8.5+4
L=12.5 ft