SOLUTION: Hello, Could you explain to me how to solve the following word problem on mixtures? How many liters of a 25% antifreeze solution should be added to 5 liters of 10% solution

SOLUTION: Hello, Could you explain to me how to solve the following word problem on mixtures? How many liters of a 25% antifreeze solution should be added to 5 liters of 10% solution

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Question 440450: Hello,
Could you explain to me how to solve the following word problem on mixtures?
How many liters of a 25% antifreeze solution should be added to 5 liters of 10% solution to obtain a 15% solution?
Thank you for you help.
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
.25x+.10(5)=.15(x+5)
.25x+.5=.15x+.75
.10x=.25
x=.25/.10=2.5
2.5 liters of 25% antifreeze should be added to obtain a 15% solution.
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