SOLUTION: How much 20% antifreeze solution must be added to 20 liters of 50% antifreeze solution to reduce it to 40% antifreeze?
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Question 337442: How much 20% antifreeze solution must be added to 20 liters of 50% antifreeze solution to reduce it to 40% antifreeze?
Answer by nyc_function(2741) (Show Source): You can put this solution on YOUR website!
0.20x + 20(0.50) = 0.40(x + 20)
Can you take it from here?
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