document.write( "Question 425515: How many pounds of chocolate worth $1.20 a pound must be mixed with 10 pounds of chocolate worth 90 cents a pound to produce a mixture worth $1.00 a pound? \n" ); document.write( "
Algebra.Com's Answer #296276 by mananth(16946)![]() ![]() You can put this solution on YOUR website! ------------- cost ----------------quantity \n" ); document.write( "chocolate A 0.9 ----------------10 \n" ); document.write( "chocolate B 1.2 ----------------x \n" ); document.write( "Total 1 ---------------- 10+x\r \n" ); document.write( "\n" ); document.write( "0.9*10+1.2*x=1(10+x) \n" ); document.write( "9+1.2x=10+x \n" ); document.write( "1.2x-x=10-9 \n" ); document.write( "0.2x=1 \n" ); document.write( "/0.2 \n" ); document.write( "x=5 pounds $1.2 chocolate A \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |