document.write( "Question 1121859: An office supply store recently sold a black printer ink cartridge for $18.99 and a color printer ink cartridge for $21.99. At the start of a recent fall semester, a total of 44 of these cartridges was sold for a total of $868.56. How many of each type were purchased? \n" ); document.write( "
Algebra.Com's Answer #737859 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! A+B=44, A=black and B=color \n" ); document.write( "18.99A+21.99B=868.56 \n" ); document.write( "-18.99A-18.99B=-835.56 \n" ); document.write( "3B=33 \n" ); document.write( "B=11 color cartridges for $241.89 \n" ); document.write( "A=33 black cartridges for $626.67 \n" ); document.write( "They add to $868.56 \n" ); document.write( " |