SOLUTION: Lauren went on a 102 mile trip to a soccer game. On the way back, due to road construction she had to drive 17 miles per hour slower. This made the trip take 1 hour longer. How fas

Question 1105454: Lauren went on a 102 mile trip to a soccer game. On the way back, due to road construction she had to drive 17 miles per hour slower. This made the trip take 1 hour longer. How fast did she drive to the soccer game?
Answer by josgarithmetic(39630) (Show Source): You can put this solution on YOUR website!

               SPEED       TIME         DISTANCE
Going           r          102/r         102
Return         r-17        102/(r-17)    102
Difference                  1

Solve this time-difference equation for r:

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