Find the nth term of the following sequences

Question 1:

6,-2,-10,-18,-26
148n

Question 2:

13,24,35,46,57
11n+2

Question 3:

18,14,10,6,2
224n

Question 4:

8,20,32,44,56
12n4

Question 5:

9,11,13,15,17
2n+7

Question 6:

1,8,15,22,29
7n6