Sebastian was in a hotel lobby and took the elevator up 7 floors to his room. Then he took the elevator down 9 floors to the parking garage. He described his movement with the expression below.

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asked May 6, 2021 131k views

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Sebastian was in a hotel lobby and took the elevator up 7 floors to his room. Then he took the elevator down 9 floors to the parking garage. He described his movement with the expression below.

Mathematics
high-school

Amit Hagin asked

by Amit Hagin

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3 votes

Answer:

7-9

Explanation:

Sebastian goes up from 0 by 7 floors. Then, he goes down by 9.

Ivania answered May 10, 2021

by Ivania

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