SOLUTION: A specific park is rectangular-shaped and has a 16-mile perimeter. The length is 9 times the width. What are the dimensions of the park?

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Question 743997:
A specific park is rectangular-shaped and has a 16-mile perimeter. The length is 9 times the width. What are the dimensions of the park?
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
P=2L+2W
L=9W
16=2*9W+2W
16=18W+2W
16=20W
W=16/20
W=4/5 OR 0.8 MILES FOR THE WIDTH.
L=9*4/5=36/5=7.2 MILES FOR THE LENGTH.
PROOF:
16=2*7.2+2*.8
16=14.4+1.6
16=16