document.write( "Question 420752: Cashews sell for $4/lb and peanuts sell for $2/lb. How many lbs of each would you use to make 10lbs of a mixture that sells for $2.90/lb? \n" ); document.write( "
Algebra.Com's Answer #320149 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! 10x2.90=29 \n" ); document.write( "p+c=10 \n" ); document.write( "2p+4c=29 \n" ); document.write( "2p+2c=20 \n" ); document.write( "2c=9 \n" ); document.write( "c=9/2 \n" ); document.write( "p=11/2 \n" ); document.write( "You need 11/2 lbs. of peanuts and 9/2 lbs. of cashews.. \n" ); document.write( " |