A game is played using one die. If the die is rolled and shows 3 the player wins $40 dollars. If the die shows any number other than 3 the player wins nothing. If there is a charge of $8 to play the game what is the games expected value?

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28