document.write( "Question 750618: How much coffee costing $6.00 per pound should be mixed with 3 pounds of coffee costing $4.00 per pound to create a mixture costing $4.50 per pound? \n" ); document.write( "
Algebra.Com's Answer #456731 by tommyt3rd(5050)![]() ![]() You can put this solution on YOUR website! We'll call the unknown quantity x\r \n" ); document.write( "\n" ); document.write( "6x-total cost of 6 dollar coffee \n" ); document.write( "(3)(4) -total cost of 4 dollar coffee\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "so our working equation is\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "6x+12=(x+3)(4.5)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "which when solved gives us x=1 pound\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( ":)\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |