document.write( "Question 318573: soybean meal is 12% protein cornmeal is 6% protein. how many pounds of each should be mixed together to get 240 lb mixture tht is 8% protein?
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document.write( "pounds of cornmeal in mixture [160 lbs.]
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document.write( "pounds of soybean in mixture [80 lbs.] \n" );
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Algebra.Com's Answer #228064 by checkley77(12844) ![]() You can put this solution on YOUR website! .12x+.06(240-x)=.08*240 \n" ); document.write( ".12x+14.4-.06x=19.2 \n" ); document.write( ".12x-.06x=19.2-14.4 \n" ); document.write( ".06x=4.8 \n" ); document.write( "x=4.8/.06 \n" ); document.write( "x=80 pounds of soybeans is used. \n" ); document.write( "240-80=160 pounds of cornmeal is used. \n" ); document.write( "Proof: \n" ); document.write( ".12*80+.06*160=.08*240 \n" ); document.write( "9.6+9.6=19.2 \n" ); document.write( "19.2=19.2\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |