Answer: (6,-2)
Step-by-step explanation:
i hope this helps
21x-9+63=180
21x+54=180
21x=126
x=6
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.