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Mathematics 8 Online
OpenStudy (anonymous):

a new machine can make 10,000 aluminum cans three times faster than an older machine. With both machines working together 10,000 cans can be made in 9 hours. How long will it take the new machine working alone to make the 10,000 cans?

OpenStudy (anonymous):

x = 12 hrs (time for the newer machine)

OpenStudy (anonymous):

wow thank you! but if you don't mind too terribly can you show me the equation you used?

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