What is the slope-intercept equation of the line below?

Answer:
y=-2x-1
Step-by-step explanation:
find the slope using the two points (0,-1) and (2,-5)
[tex]m=\frac{(-5+1)}{(2-0)}=-2[/tex]
then since we know the y-intercept is -1, you plug the data into y=mx+b getting the function y=-2x-1