Question

what is the rise, or change in y-values, from point a to point b? rise: the y-values between the points change from 4 to 8.

Explanation:

Step1: Identify y-values of points

Point A: $y_A=4$, Point B: $y_B=8$

Step2: Calculate change in y-values

$y_B - y_A = 8 - 4$

Answer:

4