I think it is the rocky mountains
Answer:The distance decay effect states that the interaction between two locales declines as the distance between them increases. Once the distance is outside of the two locales activity space their interactions begin to decrease.
Explanation: btw u look like my friend tori
M = - 3
16m - 12 - m + 5 = - 52
16m - m = - 52 + 12 - 5
15m = - 45
m = - 45/15
m = - 3 ✔️