Question

Plss help me with this guys pls help I really need it can u help me with all of them plss

Answer 1

9= -21 10= 33 ,11= 4 ,12= -11 , 13= 1 , 14= -2 , 15= 7 , 16= 79 , 17= -23 , 18= -68

Explanation:

Answer 2

11) 4

12) 11

13) 1

14) -2

15) 7

16) 79

17) -23

18) -68

Sorry if any are wrong