document.write( "Question 514407: A coffee manufacturer wants to market a new blend of coffee that will cost $6.00 per pound, by mixing coffee A at $5.00 per pound with coffee B at $8.00 per pound. If the total weight is 400 pounds, how many pounds of coffee A will she need? \n" ); document.write( "
Algebra.Com's Answer #343423 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
5x+8y=6*400
\n" ); document.write( "x+y=400
\n" ); document.write( "
\n" ); document.write( "
\n" );