Answer:
4\-1
Explanation:
1. You want to find the slope of the line, in order to
do that you must pick to points to plot, in order to find the slope.
(0,-1) and (-4, 0) are two plots that lie on the line
2. now you do the formula y2-y1/ x2-x1
0-(-4)
_____ = 4 over -1
-1-0