SOLUTION: Jenny had driven for 2 hours at a constant speed when road repairs forced her to reduce her speed by 10 mi/h for the ramaining hour of her 152 mile trip. Find her original speed.

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Question 315039: Jenny had driven for 2 hours at a constant speed when road repairs forced her to reduce her speed by 10 mi/h for the ramaining hour of her 152 mile trip. Find her original speed.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Rate*Time=Distance
R1%2A2%2BR2%2A1=152
R1%2A2%2B%28R1-10%29%2A1=152
2R1%2BR1-10=152
3R1=162
highlight%28R1=54%29
Her original speed was 54 mph.