SOLUTION: Joe drove 405 miles in 7 hours. He drove at a rate of 55 miles per hour during the first part of the trip and 60 miles per hour during the second part. How many hours did he drive

Question 1095949: Joe drove 405 miles in 7 hours. He drove at a rate of 55 miles per hour during the first part of the trip and 60 miles per hour during the second part. How many hours did he drive at a rate of 55 miles per hour?

Answer by josgarithmetic(39615) (Show Source): You can put this solution on YOUR website!

                     SPEED      TIME       DISTANCE

First Part           55         x         

Second Part          60        7-x        

Total                           7          405

-------simplify and solve this.
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