document.write( "Question 738820: how many liters of pure alcohol must be mixed with 40 liters of a 25% alcohol solution to get 50% mixture \n" ); document.write( "

Algebra.Com's Answer #451324 by richwmiller(17219) $\"\"$ $\"About$

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40*.25+x=.5(40+x)
\n" ); document.write( "x=20 liters \r
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