check picture belowww i need help please

>
What is the input value for which g(x) = −2?
x =
98765432
9
8
У
7+
6+
5
4
31
321
y = g(x)
-21
-31
-4
-5
-6
-7
-8t
1 2 3 4 5 6 7 8 9
8