document.write( "Question 294881: Soybean meal is 16% protein and cormeal is 8% protein. How many pounds of each should be mixed together in order to get 320 pound mixture that is 13% protein?
\n" );
document.write( "How many pounds of cornemal should be in the mixture??__________
\n" );
document.write( "How many pounds of soybean meal should be in the mixture??__________
\n" );
document.write( "I am lost. can you please solve this for me!!!! \n" );
document.write( "
Algebra.Com's Answer #212584 by sarah1contreras(1)![]() ![]() ![]() You can put this solution on YOUR website! Soybean meal is 16% protein. Cornmeal is 8% protein. \n" ); document.write( "How many pounds of each should be mixed together in order to get 320 \n" ); document.write( "pound mixture that is 13% protein?? \n" ); document.write( ": \n" ); document.write( "Let x = amt of soy \n" ); document.write( "then the total is to be 320lb, therefore: \n" ); document.write( "(320-x) = amt of corn \n" ); document.write( ": \n" ); document.write( "A typical mixture equation: \n" ); document.write( ".16x + .08(320-x) = .13(320) \n" ); document.write( ".16x + 25.6 - .08 = 41.6 \n" ); document.write( ".16x - .08x = 41.6 - 25.6 \n" ); document.write( ".08x = 16 \n" ); document.write( "x = 16/0.8 \n" ); document.write( "x = 200 lb of soy \n" ); document.write( "then \n" ); document.write( "320 - 200 = 120 lb of corn\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |