autumnhuls2153 autumnhuls2153

04-01-2020
Mathematics

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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.

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angel239glo18 angel239glo18

04-01-2020

Answer:

7-9

Step-by-step explanation:

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

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