document.write( "Question 356344: a merchant has coffee worth $20a lb that she wishes to mix with 60 lbs of coffee worth $70 a lb to get a mixture that can be sold for $30 a lb. How many of the ponds of the $20 coffee should be used? \n" ); document.write( "
Algebra.Com's Answer #254431 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! (x)(20) + (60)(70) = (60 + x)(30) \n" ); document.write( " |