document.write( "Question 576591: The manger of a farmer's market has 500lb of gain that cost 1.20 per pound. How many pounds of meal costing .80 per pound should be mixed with the 500lb of grain to produce a mixture that cost 1.05 per pound? \n" ); document.write( "
Algebra.Com's Answer #369933 by mananth(16946) You can put this solution on YOUR website! --------price ---------------- quantity \n" ); document.write( "Grain 1.2 ---------------- 500 lb \n" ); document.write( "Meal 0.8 ---------------- x lb \n" ); document.write( "Mixture 1.05 ---------------- 500 + x lb \n" ); document.write( " \n" ); document.write( "1.2*500+0.8x=1.05(500+x) \n" ); document.write( "600+0.8x=525+1.05x \n" ); document.write( "0.8x-1.05x=-600 +525 \n" ); document.write( "-0.25 x = -75 \n" ); document.write( "/ -0.25 \n" ); document.write( "x = 300 \n" ); document.write( " 300 lb of Meal \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |