document.write( "Question 220201: A bag of peanuts is worth 30 cents less than a bag of cashews. Equal amounts of peanuts and cashews are mixed to make 40 bags of a mixture that sells for $1.05 per bag. How much would a bag of cashews be worth? \n" ); document.write( "
Algebra.Com's Answer #165400 by ptaylor(2198)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "We'll deal in pennies, OK? \n" ); document.write( "Let x=value of a bag of Cashews \n" ); document.write( "Then x-30=value of a bag of peanuts\r \n" ); document.write( "\n" ); document.write( "We know that the value of the cashews(20*x) and peanuts(20(x-30)) before they are mixed together has to equal the value of the final mixture(40*105), so our equation to solve is:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "20x+20(x-30)=40*105 get rid of parens \n" ); document.write( "20x+20x-600=4200 add 600 to each side \n" ); document.write( "20x+20x-600+600=4200+600 collect like terms \n" ); document.write( "40x=4800 divide each side by 40 \n" ); document.write( "x=120 or $1.20 value of a bag of cashews\r \n" ); document.write( "\n" ); document.write( "CK \n" ); document.write( "20(120)+20(90)=40*105 \n" ); document.write( "2400+1800=4200 \n" ); document.write( "4200=4200\r \n" ); document.write( "\n" ); document.write( "Hope this helps---ptaylor \n" ); document.write( " |