Respuesta :
First you have to find out the m (slope) you can use this equation, (y1-y2) / (x1-x2)
(0-4) / (0- -2) = (-4) / (2) = -2
Now the equation, mx+b so the answer is -2x+0 or -2x
First you have to find out the m (slope) you can use this equation, (y1-y2) / (x1-x2)
(0-4) / (0- -2) = (-4) / (2) = -2
Now the equation, mx+b so the answer is -2x+0 or -2x