Answer:
y + 3 = 4(x + 1)
Step-by-step explanation:
The equation of a line in point- slope form is
y - b = m(x - a)
where m is the slope and (a, b) a point on the line
here m = 4 and (a, b) = (- 1, - 3), hence
y + 3 = 4(x + 1) ← in point- slope form
B. Between 20 and 25 minuets
Brooke's speed is decreasing between 20 and 25 minutes. According to the graph Brooke's speed is decreasing during that time period.