Respuesta :

josshyaby

Answer:

Step-by-step explanation:

Our equation is

y - y1 = m(x - x1)

m = 1, x1 =7 , y1 = -2

Substituting

y - (-2) = 1(x - 7)

y + 2 = x - 7

y = x - 7 - 2

y = x - 9