SOLUTION: Paul can do a certain job in half the time that Jim requires to do it. Jim orked alone for an hour and stopped, then Paul complete d the job in 10 hours. What length of time, in ho

Algebra ->  Linear-equations -> SOLUTION: Paul can do a certain job in half the time that Jim requires to do it. Jim orked alone for an hour and stopped, then Paul complete d the job in 10 hours. What length of time, in ho      Log On


   

Question 1106092: Paul can do a certain job in half the time that Jim requires to do it. Jim orked alone for an hour and stopped, then Paul complete d the job in 10 hours. What length of time, in hours, woul d Paul, working alone, take to do the whole job?
Answer by josgarithmetic(39614) About Me  (Show Source):
You can put this solution on YOUR website!
x, time for Paul working alone to do the job
2x, time for Jim to do the job working alone

ONE job to be done,
%281%2F%282x%29%29%2A1%2B%281%2Fx%29%2A10=1
highlight_green%28%281%2F%282x%29%29%2B10%2Fx=1%29----------solve this for x.