document.write( "Question 451971: A chemist has one solution that is 80% acid and a second solution that is 30% acid. The chemist needs to mix some of both solutions to make 50 liters of a solution that is 62% acid. How much of each solution must he use? \n" ); document.write( "
Algebra.Com's Answer #312446 by jorel1380(3719)\"\" \"About 
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50x.62=31
\n" ); document.write( "x+y=50
\n" ); document.write( ".8x+.3y=31
\n" ); document.write( "8x+3y=310
\n" ); document.write( "3x+3y=150
\n" ); document.write( "5x=160
\n" ); document.write( "x=32
\n" ); document.write( "y=18
\n" ); document.write( "The chemist needs 32 liters of 80% acid and 18 liters of 30% acid..
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