SOLUTION: Ashley drove at an average speed of 50 mi/h from her home in Seattle to visit her sister in Memphis. She stayed in Memphis 20 hours, and on the trip back averaged 60 mi/h. She retu

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Ashley drove at an average speed of 50 mi/h from her home in Seattle to visit her sister in Memphis. She stayed in Memphis 20 hours, and on the trip back averaged 60 mi/h. She retu      Log On

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Question 929791: Ashley drove at an average speed of 50 mi/h from her home in Seattle to visit her sister in Memphis. She stayed in Memphis 20 hours, and on the trip back averaged 60 mi/h. She returned home 44 hours after leaving. How many miles is Seattle from Memphis?
a) Write an equation using the information as it is given above that can be solved to answer this question. Use t as your varible to represent the amount of time Ashley spent driving from Seattle to Memphis.
b) How many miles is Seattle from Memphis?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
The total travel time was 44-20=24 hours.



_________________speed___________time__________distance
GOING____________50______________x_______________d=50x
BACK_____________60______________y_______________d=60y
Total____________________________24


You formulate the system of equations highlight_green%28system%2850x=60y%2Cx%2By=24%29%29.