document.write( "Question 603735: A store sells walnuts for 3.00 per pound and pecans for 5.00 per pound. How many pounds of each should be used to make a mixture that weighs 10 pounds and cost 3.70 per pound. \n" ); document.write( "
Algebra.Com's Answer #380813 by alicealc(293)![]() ![]() ![]() You can put this solution on YOUR website! walnuts' weight = W pounds \n" ); document.write( "pecans' weight = (10 - W) pounds\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "3W + 50 - 5W = 37 \n" ); document.write( "50 - 37 = 5W - 3W \n" ); document.write( "13 = 2W \n" ); document.write( "W = 13/2 = 6.5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So, walnuts weight should be 6.5 pounds and pecans' weight should be (10 - 6.5) = 3.5 pounds \n" ); document.write( " |