C.
I used the rise/run method you rise 13 and run -11 which means on the x axis you move 11 spaces to the left and on the y axis you move 13 spaces up.
A miler is longer than a kilometer.
For

and

to be inversely proportional, there must be some constant

such that

Given that

when

, it follows that

Then when

, we have
Answer:
10 is the rate of change
Step-by-step explanation: