SOLUTION: How much pure antifreeze should be added to a radiator that contains 10 gallons of 20% antifreeze solution to produce a 50% antifreeze solution? [Hint: Pure antifreeze is 100% anti

Question 368372: How much pure antifreeze should be added to a radiator that contains 10 gallons of 20% antifreeze solution to produce a 50% antifreeze solution? [Hint: Pure antifreeze is 100% antifreeze.]
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let A be the amount of 100% antifreeze.

gallons
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