SOLUTION: How many pints or a 10% lemon juice marinade must be mixed with 20 pints of a 60% lemon juice marinade to get a 30% lemon juice marinade?

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Question 371046: How many pints or a 10% lemon juice marinade must be mixed with 20 pints of a 60% lemon juice marinade to get a 30% lemon juice marinade?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Let A be the amount of 10% marinade.
10A%2B60%2820%29=30%28A%2B20%29
10A%2B1200=30A%2B600
20A=600
highlight%28A=30%29pints