shahrearabedin shahrearabedin

11-11-2021
Mathematics

contestada

9 | 20 + d and 20 ≤ 20 + d ≤ 29
1. What does the line mean?
2. What is the meaning of "|" in this equation and also in algeria? Please explain.

Respuesta :

arvaydumpling3 arvaydumpling3

11-11-2021

the line means like equal to so it’s like 20 is greater than or equal to 20

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estefanyuribesuarez estefanyuribesuarez

13-11-2021

The line means absolute value of one number.

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