Question

Kiana is staying on the 5th floor of a hotel. She rode an elevator down 7 floors from her room to the parking garage to get her backpack out of her car. Then she rode the elevator back up 2 floors to the hotel lobby.
Which of the following expressions represent this real-word situation? Check all that apply.

Answer 1

Answer:

B.5 + (–7) + 2

D.5 + 2 + (–7)

Step-by-step explanation:

Answer 2

Answer:

the 2nd and 4th expressions are the appropriate ones.  

Step-by-step explanation:

both result in '0' which means that kiana is on the ground floor of the building at the end.