B a se ba ll c a r d s = 8 Hoc k ey c a r d s = 8 − 3 = 5 F oo t ba l c a r d s = 17 − 8 − 5 = 4
Sue has 8 packs of baseball cards, 6 packs of football cards, and 3 packs of hockey cards. This was determined by setting up an equation based on the total number of packs and the relationship between the hockey and football cards. By solving the equation, we found the number of packs for each type of card.
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