document.write( "Question 415079: a chemist needs 6 liters of 20 percent acid solution. he has available 25 percent acid solution and a 10 percent acid solution. how much of each solution should be mixed in order to create this 20 percent solution \n" ); document.write( "
Algebra.Com's Answer #291030 by mananth(16946)\"\" \"About 
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percent ---------------- quantity
\n" ); document.write( "25 ---------------- x
\n" ); document.write( "10 ---------------- 6-x
\n" ); document.write( "20.00% ---------------- 6 \r
\n" ); document.write( "\n" ); document.write( "...
\n" ); document.write( "25x+10(6 -x)=20*6
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\n" ); document.write( "25x+60-10x=120
\n" ); document.write( "25x-10x =120-60
\n" ); document.write( "15x=60
\n" ); document.write( "/15
\n" ); document.write( "x=4 liters 25% solution
\n" ); document.write( "2 liters 10% solution
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