document.write( "Question 375435: solution A is 40% acid and solution b is 65% acid.How much of each solution is needed to make 100 liters of a solution that is 55% acid? \n" ); document.write( "
Algebra.Com's Answer #267043 by Fombitz(32388)\"\" \"About 
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1.\"A%2BB=100\"
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\n" ); document.write( "\"40A%2B65B=55%28100%29\"
\n" ); document.write( "2.\"8A%2B13B=1100\"
\n" ); document.write( "Multiply eq. 1 by -8 and add to eq. 2,
\n" ); document.write( "\"-8A-8B%2B8A%2B13B=-800%2B1100\"
\n" ); document.write( "\"5B=300\"
\n" ); document.write( "\"highlight%28B=60%29\"liters
\n" ); document.write( "Then from eq. 1,
\n" ); document.write( "\"A%2B60=100\"
\n" ); document.write( "\"highlight%28A=40%29\"liters
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