Li wants to add these items to her suitcase: a hairdryer (1. 25 lb), a hand-held video game (0. 6 lb), an extra video game (0. 25 lb), and a music player (0. 4 lb). Using the inequality x less than or equal to 2. 25, can she add all these items to the suitcase? if not, what could be left out to be closest to the maximum weight allowed? explain.