document.write( "Question 162206: The manager of a specialty food store combined almonds that cost $4.50 per pound with walnuts that cost $2.50 per pound. How many pounds of each were used to make a 100-pound mixture that cost $3.23 per pound? \n" ); document.write( "
Algebra.Com's Answer #119518 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 4.50x+2.50(100-x)=3.23*100 \n" ); document.write( "4.50x+250-2.5x=323 \n" ); document.write( "2x=323-250 \n" ); document.write( "2x=73 \n" ); document.write( "x=73/2 \n" ); document.write( "x=36.5 pounds of $4.50 almonds are used. \n" ); document.write( "100-36.5=63.5 pounds of $2.50 walnuts are used. \n" ); document.write( "Proof: \n" ); document.write( "4.5*36.5+2.5*63.5=323 \n" ); document.write( "164.25+158.75=323 \n" ); document.write( "323=323 \n" ); document.write( " |