Answer:
y = -2x
Step-by-step explanation:
The equation of a line in point slope form is
y-y1 = m(x-x1)
Where m is the slope and (x1,y1) is a point on the line
y - 6 = -2(x- -3)
y - 6 = -2(x+3)
Distribute
y-6 = -2x-6
Add 6 to each side
y-6+6 = -2x-6+6
y = -2x
