SOLUTION: How many liters of a 25% solution must be added to 30 liters of an 80% solution to create a 50% solution?

Question 863779: How many liters of a 25% solution must be added to 30 liters of an 80% solution to create a 50% solution?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!



Hi

.80(30L) + .25x = .50(30L + x)

           .30(30L) /.75 = x 

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