Last help please help read the instructions

Step-by-step explanation:

1) elimination

2) elimination

3)add

4)subtract

5) Variable

6) add

7) eliminate

8) subtract

9) eliminate

10) adding

11) adding

12) 2

13)2

14) 0

15) (2 , 0)

16) (2 , 0)

17) solution

where are the choices?