SOLUTION: It takes one computer 60 minutes to process checks. When a second computer is added and the two computers work together checks can be processed in 35 minutes. How long will it take

Question 1030016: It takes one computer 60 minutes to process checks. When a second computer is added and the two computers work together checks can be processed in 35 minutes. How long will it take the second computer to process checks by itself.
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
The setup for work problems like this goes:

For our problem, we want to find B...we have

Now multiply by 60B and get
35B + 2100 = 60B
2100 = 25B
B = 84 minutes
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