Homeschooling my little brother this is so complicated. I was already helped with the 1st one can anyone help me with more. Much appreciated.

Answer:
#2: slope is m = -3
Step-by-step explanation:
Slope between two points: Slope = y2-y1 / x2-x1
(x1, y1) = (-2, -19), (x2, y2) = (-12, 11)
m = 11-(-19) / -12-(-2)
m= -3