Answer:
-1/4
Explanation:
To find the slope of a line, the equation is
m = y2 - y1 / x2 - x1
Lets use the points (0,1) and (4,0)
0 - 1 = -1, and 4 - 0 = 4, so your slope is: -1/4
If you need the y-intercept, it is: 1
If you need the equation in slope intercept form, it is: y = -1/4x + 1