document.write( "Question 882526: suppose you havea supply of a 30% solution of alcohol and a 70% solution of alcohol. How many quarts of each should be mixed to produce 20 quarts that is 40% alcohol?
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Algebra.Com's Answer #532893 by ewatrrr(24785)\"\" \"About 
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.70x + .30(20Q -x) = .40(20Q)
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