document.write( "Question 902590: The manager of a farmer's market has 400 lb of grain that costs $1.50 per pound. How many pounds of meal costing $0.80 per pound should be mixed with the 400 lb of grain to produce a mixture that costs $1.36 per pound?
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Algebra.Com's Answer #547369 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 0.008*x+0.015*400=0.0136(400+x) \n" ); document.write( "0.008*x+6.0=5.44+0.0136x \n" ); document.write( "0.008x-0.0136x=5.44-6.0 \n" ); document.write( "-0.0056x=-0.56 \n" ); document.write( "x=100.0 lbs of $0.80 is added to 400 lbs of 1.50 to get 500.0 lbs at $1.36\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "check \n" ); document.write( "0.008*100.0+0.015*400=0.0136(400+100.0) \n" ); document.write( "0.8+6.0=0.0136(500.0) \n" ); document.write( "6.8=6.8 \n" ); document.write( "ok\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |