You randomly draw a marble from a bag of marbles that contains 8 blue marbles, 11 green marbles, and 8 red marbles.
What is P(draw a blue or a red marble)?
If necessary, round your answer to 2 decimal places?

Oliver had $50 on the day before his birthday. after he recived some money for his birthday , he had $75. write and solve eqaution to find how much money oliver received for his birthday. x+50=75

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?

Simplify the expression below -3(10x+4y)+6(6x-2y)