Which expression illustrates the associative property of addition? (3 19) â€"" 12 = (3 12) â€"" 19 3 (19 â€"" 12) = 3 (19 12) (3 19) â€"" 12 = 3 (19 â€"" 12) 3 (19 â€""12) = 3 â€"" (19 12).

Awrestling tournament begins with 128 competitors. in the first round, each competitor has 1 match against another wrestler. the winner of each match moves on to the next round until there is a winner. write a sequence in which the terms represent the number of players still in the tournament at the end of each round. describe the sequence? how many rounds are in the tournament?

Solve 30% of what = 60 step by step

If there are 825 students at cherry hill high school and 4 out of every 5 students voted in the student council election, how many students voted?