SOLUTION: A company has a machine that can complete a job in 6 hours. With the help of a newer machine, the job can be completed in 2 hours. How long would the new machine take to do the job

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Question 320458: A company has a machine that can complete a job in 6 hours. With the help of a newer machine, the job can be completed in 2 hours. How long would the new machine take to do the job alone?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
1/6+1/X=1/2
Q/X=1/2-1/6
1/X=(3-1)/6
1/X=2/6
2X=6*1
2X=6
X=6/2
X=3 HOURSANS. FOR THE NEW MACHINE.
PROOF:
1/6+1/3=1/2
1/6+2/6=3/6
3/6=3/6