document.write( "Question 718653: How much water must be added to 20 quarts of a 12% alcohol solution to dilute it to a 9% solution? \n" ); document.write( "
Algebra.Com's Answer #441027 by lwsshak3(11628)\"\" \"About 
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How much water must be added to 20 quarts of a 12% alcohol solution to dilute it to a 9% solution?
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\n" ); document.write( "let x=amt of water to add
\n" ); document.write( "12%*20+0%x=9%(20+x)
\n" ); document.write( "2.4=1.8+.09x
\n" ); document.write( ".09x=0.6
\n" ); document.write( "x=0.6/.09=6-2/3
\n" ); document.write( "amt of water to add=6-2/3 quarts
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