document.write( "Question 969389: a chemist needs 9 liters of a 10% alcohol solution but has only a 15% alcohol sulotion. how many liters each of the 15% solution and water should he mix to make the desired 9 liters of 10% solition \n" ); document.write( "
Algebra.Com's Answer #592283 by lwsshak3(11628)\"\" \"About 
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a chemist needs 9 liters of a 10% alcohol solution but has only a 15% alcohol sulotion. how many liters each of the 15% solution and water should he mix to make the desired 9 liters of 10% solition
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\n" ); document.write( "let x=amt of water to mix
\n" ); document.write( "9-x=amt of 15% solution to mix
\n" ); document.write( "..
\n" ); document.write( "15%(9-x)=10%*9
\n" ); document.write( "1.35-.15x=10%*9
\n" ); document.write( ".15x=1.35-.90
\n" ); document.write( ".15x=.45
\n" ); document.write( "x=3
\n" ); document.write( "9-x=6
\n" ); document.write( "amt of water to mix=3 liters
\n" ); document.write( "amt of 15% solution to mix=6 liters
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