Dustin and Janelle sold packs of trading cards to earn extra money before summer break. They sold each box for $51 which include
d 6 packs of cards. Dustin sold n packs of trading cards, and Janelle sold 4 fewer packs than Dustin. They collected a combined total of $442. The following equation represents the given situation. 442 - How many packs of trading cards did Dustin sell? Dustin sold packs of trading cards.
