document.write( "Question 813414: An art dealer bought 12 etchings for $375. He sold some of them at $35 each and the rest at $40 each, making a profit of $80 on the transaction. How many etchings did he sell at each price? \n" ); document.write( "
Algebra.Com's Answer #489679 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! x+y=12, \n" ); document.write( "35x+40y=375+80 \n" ); document.write( "x = 5 at 35 , y = 7 at 40 \n" ); document.write( " |