The steps below show the incomplete solution to find the value of n for the equation 4n – 2n + 4 = –1 + 17:

step 1: 4n – 2n + 4 = –1 + 17

step 2: 4n – 2n + 4 = 16

step 3: 2n + 4 = 16

which of these is most likely the next step? (5 points)

2n = 12
2n = 4
2n = 8
2n = 20
6.
what is the value of z in the equation 2(4z – 9 – 7) = 166 – 46? (5 points)

19
21
26
34

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.