If a polar bear needs to eat a least 20 pounds of food each day and the zoo feed it using canisters of 2 pounds and the polar bear has already consumed 12 pounds of food how many more canisters of food does the polar bear need to eat

On friday, there were x students at the baseball game. on monday, there were half as many students at the game as there were on friday. on wednesday, there were 32 fewer students at the game as there were on friday. which expression could represent the total number of tickets sold for all 3 games?