document.write( "Question 162215: A snack food is made by mixing 5lb of popcorn that costs $.80 per pound with caramel that cost $2.40 per pound. How much caramel is needed to make a mixture that costs $1.40 per pound? \n" ); document.write( "
Algebra.Com's Answer #119530 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 5*.80+2.40x=1.40(5+x) \n" ); document.write( "4+2.4x=7+1.4x \n" ); document.write( "2.4x-1.4x=7-4 \n" ); document.write( "x=3 pounds of carmal is used. \n" ); document.write( "Proof: \n" ); document.write( "5*.80+2.40*3=1.40(5+3) \n" ); document.write( "4+7.2=1.40*8 \n" ); document.write( "11.2=11.2 \n" ); document.write( " |