document.write( "Question 382808: How much coffee costing $3 a pound should be mixed with 5 pounds of coffee costing $3.50 a pound obtain a mixture costing $3.25 a pound? \n" ); document.write( "
Algebra.Com's Answer #271222 by mananth(16946)![]() ![]() You can put this solution on YOUR website! coffee $3 a pound x pounds \n" ); document.write( "5 pounds of coffee costing $3.50 \n" ); document.write( "mixture costing $3.25 a pound -----x+5 pounds \n" ); document.write( "... \n" ); document.write( "3x+3.50*5=3.25(x+5) \n" ); document.write( "3x+17.50=3.25x+16.25 \n" ); document.write( "3.25x-3x=17.50-16.25 \n" ); document.write( "0.25x=1.25 \n" ); document.write( "/0.25 \n" ); document.write( "x=1.25/0.25 \n" ); document.write( "x= 5 pounds of $ 3 coffee \n" ); document.write( "...m.annath@hotmail.ca \n" ); document.write( " |