document.write( "Question 268273: How many pounds of coffee worth $1.80 a pound must be mixed with 15 pounds of coffee worth $1.10 a pound to produce a mixure worth $1.50 a pound? \n" ); document.write( "
Algebra.Com's Answer #196649 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! x(1.80) + 15(1.10) = (x+15)(1.50)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "1.8x + 16.5 = 1.5x + 22.5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( ".3x = 6 ___ x = 20 \n" ); document.write( " |