HELP PLEASE I don't need answer really if there's a similar problem than please show me I just need to know how to SOLVE 100 POINTS What is the value of the expression when x = -2 and y = 4

`45x + -5y`

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.