Answer:
8k+11
Step-by-step explanation:
Combine like terms
9k-k
7+4
9k-k=8k
7+4=11
8k+11
I think your answer would be C.
Answer:
So, exist 18564 different possibilities.
Step-by-step explanation:
We know that the eighteen passengers get on an airport shuttle at the airport. The shuttle has a route that includes six hotels, and passengers get off the shuttle at their hotel.
We calcuate how many different possibilities exist that eighteen passengers can choose six hotels. We get:

So, exist 18564 different possibilities.
The output is multiplied by 5....................
10 would be real and a rational number and 11 would be real and a integer