Answer:
m = 9
Step-by-step explanation:
The slope of a line can be found through rise-over-run: dividing the change in y-coordinate over the change in x-coordinate -- (y₁ - y₂) ÷ (x₁ - x₂)
That looks like this: (-2 - 7) ÷ (-7 + 6) --> subtracting negative = adding positive
Add: -9 ÷ -1
Divide: 9
