Answer:
y = 8.34x + 25
Step-by-step explanation:
(10, 108.4) (20, 191.8)
m = slope
m = (y2 - y1)/(x2 - x1)
m = 191.8 - 108.4/20 - 10
m = 83.4/10
m = 8.34
She collects rainwater in a large barrel that weighs 25 pounds (y-intercept) so therefore, our answer should be y = 8.34x + 25
