Respuesta :

Answer:

y=3x+10

Step-by-step explanation:

m=y2-y1/x2-x1

-5-7=(-12)

3-(-1)=4

-12/4=3

y=3x+b

7=3(-1)+b

3*-1=(-3)

-3(-3)=0

7-(-3)=10

b=10

hope this helps :3

if it did pls mark brainliest