Respuesta :

slope = (4 - 1)/(3 + 6) = 3/9 = 1/3

y = mx + b

b = y - mx

b = 1 - 1/3(-6)

b = 1 + 2

b = 3

equation

y = 1/3x + 3

answer

C: y= 1/3x + 3