3
+
3
+
3
+
3
+
3
5
5
+
5
+
5
+
5
+
5
+
−
8
+
7
+
7
+
7
+
7
+
7
+
7
+
8
8
+
8
I'm not 100% sure but from what I learned, I think it's the last one.
No, it is not. I will show you:
-1 = x and 2 = y
2 = -5(-1) + 7
2 is not equal to 12. I hope this is right!
Answer:
A or B, I think it's A...