document.write( "Question 433468: soybean meal is 12% protein cornmeal is 6% protein. How many pounds of each to get a 240lb mix at 7% protein?\r
\n" ); document.write( "\n" ); document.write( "# of pounds of cornmeal
\n" ); document.write( "# of pounds of soybean
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Algebra.Com's Answer #307457 by jorel1380(3719)\"\" \"About 
You can put this solution on YOUR website!
x+y=240
\n" ); document.write( ".12x+.06y=16.8
\n" ); document.write( "12x+6y=1680
\n" ); document.write( "6x+6y=1440
\n" ); document.write( "6x=240
\n" ); document.write( "x=40
\n" ); document.write( "y=200
\n" ); document.write( "You need 40 lbs of soybean, and 200 lbs. of cornmeal..
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