SOLUTION: two planes leave an airport at noon. one flew east at a certain speed and the other flew west at twice the speed . The planes were 2700 miles apart in 3 hours. How fast was each pl

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Question 484681: two planes leave an airport at noon. one flew east at a certain speed and the other flew west at twice the speed . The planes were 2700 miles apart in 3 hours. How fast was each plane going
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
3(n)+3(2n)=2700
3n+6n=2700
9n=2700
n=300
The first plane went at 300 mph, the second flew at 600 mph..