Y2-y1/x2-x1
(1,14) & (3,4)
y2= 4
y1=14
x2=3
x1=1
So....
(4-14)/(3-1) = -10/2 = -5
The answer should be negative instead of positive, she probably subtracted 4 from 14 instead.
Answer:
y-intercept is -4
Step-by-step explanation:
(Refer to image)
Substitute the point and slope with the slope formula: y=mx+b and simplify