SOLUTION: How many ounces of the two alcohol solutions must be mixed to obtain 82 ounces of a 13.9% solution? _____ ounces of 8% solution ____

SOLUTION: How many ounces of the two alcohol solutions must be mixed to obtain 82 ounces of a 13.9% solution? _ ounces of 8% solution _ ounces of 15% solution

Question 977523: How many ounces of the two alcohol solutions must be mixed to obtain 82 ounces of a 13.9% solution?
_____ ounces of 8% solution
_____ ounces of 15% solution
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
See here: http://www.algebra.com/my/Mixtures%3A-All-in-Symbols.lesson?content_action=show_dev

You can also handle this in one single variable like this:
v, how much 8% alcohol to use
M-v, how much 15% alcohol to use
M=82
T=13.9
L=8
H=15
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and because you know L.

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Now just substitute the values for H, M, T, and evaluate v.
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