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
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document.write( "# of pounds of cornmeal
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document.write( "# of pounds of soybean \n" );
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| Algebra.Com's Answer #307457 by jorel1380(3719)     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.. \n" ); document.write( " |