It’s a test!!! I only have 20 minutes left!!! Please help me!!!

2. What is the y-intercept of the line graphed on the grid?
y
7
(-2,7)
S
4
3
(6, 1)
2
- 1
9-9-7-6-S -4 -3 -2
1
2
34
-1
-1
5 6 7 8 9
-2
-2
-4
-6
-
-8