SOLUTION: An advertising firm has an old computer that can prepare mailing in 6 hours. With the
help of a newer model the job is complete in 2 hours. How long would it take the newer
mod
Algebra.Com
Question 1048229: An advertising firm has an old computer that can prepare mailing in 6 hours. With the
help of a newer model the job is complete in 2 hours. How long would it take the newer
model to do the job alone?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
Multiply thru by 6x
x + 6 = 3x
6 = 2x
x = 3hr, How long would it take the newer model to do the job alone
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