SOLUTION: what is the length and width of a rectangle with a perimeter of 24 and a ratio of 2/1?

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Question 845034: what is the length and width of a rectangle with a perimeter of 24 and a ratio of 2/1?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P=2L%2B2W=24
1.L%2BW=12
Also,
L%2FW=2
L=2W
Substituting into eq. 1,
2W%2BW=12
3W=12
W=4
L=12-4
L=8