Answer:
y = 2x
Explanation:
We can find the slope
m = (y2-y1)/ (x2-x1)
= (4--4)/(2--2)
= (4+4)/(2+2)
= (8/4)
= 2
We can use the point slope form of the equation
y-y1 = m(x-x1)
y--4 = 2(x--2)
y+4 = 2(x+2)
Distribute the 2
y+4 = 2x+4
Subtract 4 from each side
y+4-4 = 2x+4-4
y = 2x
y+2 = 2x+4