document.write( "Question 335455: How much coffee costing 85 cents a pound must be added to 150 pounds costing 90 cents a pound to make a mixture costing 87 cents a pound? \n" ); document.write( "
Algebra.Com's Answer #240430 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! How much coffee costing 85 cents a pound must be added to 150 pounds costing 90 cents a pound to make a mixture costing 87 cents a pound? \n" ); document.write( "------------------------- \n" ); document.write( "value + value = value \n" ); document.write( "85x + 90*150 = 87(x+150) \n" ); document.write( "---- \n" ); document.write( "85x + 90*150 = 87x + 87*150 \n" ); document.write( "2x = 3*150 \n" ); document.write( "x = 3*75 \n" ); document.write( "x = 235 lbs. (amt of 85 cent coffee needed in the mixture) \n" ); document.write( "============================================================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |