SOLUTION: One machine in a print shop can produce a certain # of pages twice as fast as another machine. Operating together these machines can produce this number of pages in 8 minutes. How

Question 40864: One machine in a print shop can produce a certain # of pages twice as fast as another machine. Operating together these machines can produce this number of pages in 8 minutes. How long would it take the slower machine working alone to produce this number of pages?
______minutes.
Thanks

Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
(2x*x)/(2x+x)=8 or 2x~2/3x=8 or 2x~2=24x or 2x~2-24x=0 or 2x(x-12)=0 or x=12 thus 2*12 or 24 min for the slower maching.
proof 2*12*12/(2*12+12)=8 or 288/36=8 or 8=8
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