document.write( "Question 921065: A coffee company wants a new flavor of Cajun coffee. How many pounds of coffee worth $7 a pound should be added to 30 pounds of coffee worth $2 a pound to get a mixture worth $5 a pound \n" ); document.write( "
Algebra.Com's Answer #558722 by mananth(16946)![]() ![]() You can put this solution on YOUR website! --- price ---------------- Amount \n" ); document.write( "coffee I 2 ---------------- 30 lbs \n" ); document.write( "coffee II 7 ---------------- x lbs \n" ); document.write( "Mixture 5 ---------------- 30 + x lbs \n" ); document.write( " \n" ); document.write( "2 * 30 + 7 x = 5 ( 30 + x ) \n" ); document.write( "60 + 7 x = 150 + 5 x \n" ); document.write( "7 x -5 x = -60 + 150 \n" ); document.write( "2 x = 90 \n" ); document.write( "/ 2 \n" ); document.write( "x = 45 lbs coffee II \n" ); document.write( " \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |