Solve the equation 2/5x-1=9. Complete each step of the solution and check your solution

What is the solution to the equation in the & show work i’m very

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

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.