SOLUTION: Two cars leave los angeles at the same time traveling in the same direction. One car is traveling twice as fast as the other car. After three hours the cars are 105 miles apart. Ho

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Question 752781: Two cars leave los angeles at the same time traveling in the same direction. One car is traveling twice as fast as the other car. After three hours the cars are 105 miles apart. How fast is each car going?
Answer by josgarithmetic(39615) About Me  (Show Source):
You can put this solution on YOUR website!
slow car rate r
fast car rate 2r

after 3 hours difference in distances is 105 miles

2r%2A3-r%2A3=105