document.write( "Question 419023: a 25 liter solution of alcohol in water is 72% alcohol.How many liters of an 80% solution must be added if the final solution is to be 75% alcohol? \n" ); document.write( "
Algebra.Com's Answer #320169 by jorel1380(3719)\"\" \"About 
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25(.72)+.80p=.75(25+p)
\n" ); document.write( "18+.80p=18.75+.75p
\n" ); document.write( ".05p=.75
\n" ); document.write( "p=.75/.05=15
\n" ); document.write( "You need 15 liters of .8 alcohol for your solution..
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