document.write( "Question 341315: Tim and Judy mix two kinds of feed for pedigreed dogs. They wish to make 27 pounds of feed worth $0.26 per pound by mixing one kind worth $0.17 per pound with another worth $0.36 per pound. How many pounds of the cheaper kind should they use in the mix? \n" ); document.write( "
Algebra.Com's Answer #244399 by mananth(16946)![]() ![]() You can put this solution on YOUR website! one kind worth $0.17 per pound let this be x lbs. \n" ); document.write( "with another worth $0.36 per pound. this will be 27-x lbs \n" ); document.write( "27 pounds $0.26 per pound \n" ); document.write( ".. \n" ); document.write( "0.17*x+0.36(27-x)=27*0.26 \n" ); document.write( "0.17x+9.72-0.36x= 7.02 \n" ); document.write( "-0.19x = -9.72+7.02 \n" ); document.write( "-0.19x=-2.70 \n" ); document.write( "x= -2.70/-0.19 \n" ); document.write( "= 14.2 lbs. \n" ); document.write( " |