Pls help me I don’t understand how they got 6 on the first one let alone the rest of the questions. -due tomorrow- will give brainliest—thanks

Answer:
(x, y)
-2, 0
-1, -4
1, -6
2, -4
3, 0
Work:
x^2 - x - 6
(-3)^2 -(-3) - 6
9 + 3 - 6 = 9 - 3 = 6
Just substitute the x values, and solve for y
Answer:
Step-by-step explanation:
[tex]substitute x=-3\\ x^{2} -x-6=(-3)^{2} -(-3)-6=9+3-6=12-6=6[/tex]