SOLUTION: Sonya drives 190 miles at a certain speed. After stopping at a rest stop, she drives an additional 350 miles at a speed 10 mph slower then before the stop. If she drove 3 hours lon
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Question 295650: Sonya drives 190 miles at a certain speed. After stopping at a rest stop, she drives an additional 350 miles at a speed 10 mph slower then before the stop. If she drove 3 hours longer after the stop than before the stop, what was her speed before the stop? Round answer to the nearest tenth of a mile per hour.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
x*y=190
(x-10)*(y+3)=350
x=72.1 mph, y=2.6 hrs
before the stop
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