document.write( "Question 793362: A chemist need 12L of a 40% alcohol solutions. She mix a 20% solution and a 50% solution. How many liters of each will be required to obtain what she needs? \n" ); document.write( "
Algebra.Com's Answer #480352 by josgarithmetic(39617)\"\" \"About 
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x Liters of 20% solution
\n" ); document.write( "y Liters of 50% solution
\n" ); document.write( "WANTED 12 Liters of 40% solution\r
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\n" ); document.write( "\n" ); document.write( "\"%2820x%2B50y%29%2F12=40\" and \"x%2By=12\"
\n" ); document.write( "Solve for x and y.
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