What is the equation in point-slope form of the line passing through (−2, 0) and (2, 8)?

b.-4 units

all you   do is count how many times you move

dilation scale factor 2: starting with δabc, draw the dilation image of the triangle with a center at the origin and a scale factor of two. notice that every coordinate of the original triangle has been multiplied by the scale factor (x2). dilation with scale factor 2, multiply by 2.