What are the answers? And how do I do this? I was out with the flu and my teacher didn’t cover this with me.

Answer:
hey,m here to help
Step-by-step explanation:
here (x1,y1) are the points given to you
m is the slope
i will solve 1st one for you
y-(-7)=(-3)(x-2)
y+7=-3x+6
3x+y+1=0