SOLUTION: Two printers working together can finish a piece of work in 6 days. Working alone, one of the printers can do the same work in 9 days. How long would it take the other printer to c

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Two printers working together can finish a piece of work in 6 days. Working alone, one of the printers can do the same work in 9 days. How long would it take the other printer to c      Log On


   



Question 448983: Two printers working together can finish a piece of work in 6 days. Working alone, one of the printers can do the same work in 9 days. How long would it take the other printer to complete the work?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Add their rates of working to get their rate
working together.
Let t = time it takes the other printer
to do a job
+1%2F9+%2B+1%2Ft+=+1%2F6+
Multiply both sides by 18t
+2t+%2B+18+=+3t+
+t+=+18+
It takes the other printer 18 days
to do the work by himself