document.write( "Question 243584: soybean meal is 16% protein, cornmeal is 8% protein. how many pounds of each should be mixed together in order to get 320-lb mixture that is 14% protein?\r
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document.write( "How many pounds of cornmeal?
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document.write( "How many pounds of soybean? \n" );
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Algebra.Com's Answer #178434 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! .16x+.08(320-x)=.14*320 \n" ); document.write( ".16x+25.60-.08x=44.8 \n" ); document.write( ".08x=44.8-25.60 \n" ); document.write( ".08x=19.2 \n" ); document.write( "x=19.2/.08 \n" ); document.write( "x=240 lbs. of soybean are used. \n" ); document.write( "320-240=80 lbs. of cornmeal is used. \n" ); document.write( "Proof: \n" ); document.write( ".16*240+.08*80=.14*320 \n" ); document.write( "38.4+6.4=44.8 \n" ); document.write( "44.8=44.8 \n" ); document.write( " |