SOLUTION: Jenny had driven for 2 hrs at a constant speed when road repairs forced her to reduce her speed by 10 mi/hr for the remaining 1 hr of her 152 mi trip. Find her original speed.
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Question 456830: Jenny had driven for 2 hrs at a constant speed when road repairs forced her to reduce her speed by 10 mi/hr for the remaining 1 hr of her 152 mi trip. Find her original speed.
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
2x+1(x-10)=152
2x+x=162
3x=162
x=54 mph..
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