I think it's 12x.
I'm not a 100% sure though, but I hope this helps. =^D
Answer:
3
Step-by-step explanation:

The slope of the line would be 3.
Hope this helps.
-10= ( -4)+(-3)+(-2)+(-1)
Answer:
C
Step-by-step explanation:
Calculate the distance using the distance formula
d = √ (x₂ - x₁ )² + (y₂ - y₁ )²
with (x₁, y₁ ) = E(- 2, 2) and (x₂, y₂ ) = F(4, - 6)
EF = 
= 
= 
=
= 10 → C