Abag contains 4 red marbles and 5 blue marbles. if two marbles are chosen at random, one at a time and without replacement, what is the probability of getting two red marbles?

Acharity is conducting a raffle, and it sells one ticket each to 35 women and 21 men. if 5 winners are randomly selected, what is the probability that they are all men? round to five decimal places. 0.00533 0.06268 0.09537 0.07776

Asystem of equation is shown below 6x - 2y equals 3 . and 5x + 3y equals 4. would you solve by substitution or elimination? and why

3382-299=3383- ? fill in the blank?