Respuesta :

billgkgk

Answer: x= -3

On a graph, it is a vertical line passing through -3 on the x-axis.

Step-by-step explanation:

(y" -y')= m(x" -x')

-5 -9 = m(-3 -[-3])

-14 = m*0

-14/0 so m is undefined, a vertical line. X-values both are -3.
X subtracted by values