document.write( "Question 579946: Tim and Judy mix two kinds of feed for pedigreed dogs. They wish to make 35 pounds of feed worth $0.36 per pound by mixing one kind worth $0.18 per pound with another worth $0.53 per pound. How many pounds of the cheaper kind should they use in the mix?
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Algebra.Com's Answer #371110 by mananth(16946)![]() ![]() You can put this solution on YOUR website! $ ---------------- quantity \n" ); document.write( "Type I 0.18 ---------------- x pounds \n" ); document.write( "Type II 0.53 ------ 35 - x pounds \n" ); document.write( "Mixture 0.36 ---------------- 35 \n" ); document.write( " \n" ); document.write( "0.18x+0.53(35-x)=0.36*35 \n" ); document.write( "0.18x+0.53(35-x )=12.6 \n" ); document.write( "0.18x+ 18.55-0.53x=12.6 \n" ); document.write( "0.18x-0.53x=12.6--18.55 \n" ); document.write( "-0.35 x = -5.95 \n" ); document.write( "/ -0.35 \n" ); document.write( "x=17 pounds$ 0.18 Type I \n" ); document.write( "18 pounds$ 0.53 Type II \n" ); document.write( " \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |