SOLUTION: 2. Renan can finish a project in 3 weeks. James takes 6 weeks doing the same project. If they work together, how long will they take them to finish the project.

SOLUTION: 2. Renan can finish a project in 3 weeks. James takes 6 weeks doing the same project. If they work together, how long will they take them to finish the project.

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Question 894857: 2. Renan can finish a project in 3 weeks. James takes 6 weeks doing the same project. If they work together, how long will they take them to finish the project.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
a=3
b=6
1/a+1/b=1/x
1/3+1/6=1/x
1/3+1/6=1/2
1/x=1/2
x=2
done

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