document.write( "Question 348443: If soybean meal is 12% and cornmeal is 6% protein. How many pounds would you need to have a 240 lb mixture that is 9% protein.
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #249090 by checkley77(12844) ![]() You can put this solution on YOUR website! .12x+.06(240-x)=.09*240 \n" ); document.write( ".12x+14.4-.06x=21.6 \n" ); document.write( ".06x==21.6-14.4 \n" ); document.write( ".06x=7.2 \n" ); document.write( "x=7.2/.06 \n" ); document.write( "x=120 pounds of 12%soybeans is used. \n" ); document.write( "240-120=120 pounds of 6% cornmeal is used. \n" ); document.write( "Proof: \n" ); document.write( ".12*120+.06*120=.09*240 \n" ); document.write( "14.4+7.2=21.6 \n" ); document.write( "21.6=21.6 \n" ); document.write( " \n" ); document.write( " |