Answer:

1. 7, 9, 11, 13, 15

2.-30, -25, -20, -15, -10

Step-by-step explanation:

1. Add 2

7+2=9

9+2=11

11+2=13

13+2=15

2. Add 5

-30+5=-25

-25+5=-20

-20+5=-15

-15+5=-10