SOLUTION: Please help me solve this problem: Louise walked for 1 hour then ran for 60 minutes. If she runs twice as fast as she walks and the total trip was 2.7 miles, then how fast does

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Question 453824: Please help me solve this problem:
Louise walked for 1 hour then ran for 60 minutes. If she runs twice as fast as she walks and the total trip was 2.7 miles, then how fast does she run?
Thanks.
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
1 hour@x mph+1hour@2x mph=2.7
3x=2.7
x=.9
2x=1.8 mph
Louise runs at 1.8 mph..