Respuesta :

Answer:

y=3x+6

Step-by-step explanation:

Coordinate:(-1,3)

Slope: 3/1=3

Formula=y-y^1=m(x-x^1)

y-3=3(x--1)

y-3=3(x+1)

y-3=3x+3

+3       +3

y=3x+6