document.write( "Question 455665: Soy bean meals are 14% protien; cornmeal is 7% protien How many pounds of each should be mixed together to get a 280lb mixture that is 10% protien? \n" ); document.write( "
Algebra.Com's Answer #312807 by robertb(5830)![]() ![]() You can put this solution on YOUR website! 0.14x + 0.07(280 - x) = 0.10*280 \n" ); document.write( "==> 0.14x + 19.6 - 0.07x = 28 \n" ); document.write( "==> 0.07x = 8.4 \n" ); document.write( "==> x = 120 pounds of soy bean meal, and 280 - 120 = 160 pounds of corn meal. \n" ); document.write( " |