Answer:
y=1x-9 That's the equation if you're trying to figure that out and the slope would be 1/1
I think it’s the first one
Step-by-step explanation:

You could go both ways with this question, and they're both true:
-- circle "greatest" in both places;
-- circle "least" in both places; also true, but whatever the numbers are,
their least common factor is always ' 1 ', so it's not very useful.