SOLUTION: Chris and Gilbert drove a total of 522 miles in 8.2 hours. Chris drove the first part of the trip and averaged 65 miles per hour. Gilbert drove the remainder of the trip and avera

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Chris and Gilbert drove a total of 522 miles in 8.2 hours. Chris drove the first part of the trip and averaged 65 miles per hour. Gilbert drove the remainder of the trip and avera      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 675734: Chris and Gilbert drove a total of 522 miles in 8.2 hours. Chris drove the first part of the trip and averaged 65 miles per hour. Gilbert drove the remainder of the
trip and averaged 55 miles per hour. For what length of the time did Chris drive?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi

Chris and Gilbert drove a total of 522 miles in 8.2 hours. 

Chris drove the first part of the trip and averaged 65 miles per hour. 

Gilbert drove the remainder of the trip and averaged 55 miles per hour.

D = rt

 522+=+65t+%2B+55%288.2+-+t%29   || solve for t, time Chris drove