SOLUTION: It takes the Canon printer 15 min longer to print a set of photos than it takes the HP printer. Together, it takes them 180/7 min to print the photos. How long would it take each m
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Question 909915: It takes the Canon printer 15 min longer to print a set of photos than it takes the HP printer. Together, it takes them 180/7 min to print the photos. How long would it take each machine, working along, to print the photos?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
1/x+1/(x+15)=7/180
180/x+180/(x+15)=7
x=45 x+15=60
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