SOLUTION: Cole and Brian working together complete a job in 3 days. If it takes 9 days for Cole to complete the job, working alone, how long will it take Brian to complete the job alone?

Question 888606: Cole and Brian working together complete a job in 3 days. If it takes 9 days for Cole to complete the job, working alone, how long will it take Brian to complete the job alone?
Found 2 solutions by harpazo, richwmiller:
Answer by harpazo(655) (Show Source): You can put this solution on YOUR website!
Here is your equation:
(1/9) + (1/x) = (1/3)
You take it from here.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
3/9+3/x=1
3/x=2/3
2x=9
x=4.5

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