What is the slope of the line on the graph?

Answer:
m=-2
Step-by-step explanation:
Take 2 points (0,0) and (-3,6)
m(slope)= m = rise/run = y2 - y1/ x2 - x1
y2-y1= 6-0=6
x2-x1 = -3-0 = -3
m=6/-3 = -2
y=-2x