20 points, help me, please !!!!!

Alireza Sharifi asked Sep 28, 2023

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7 votes

Alireza Sharifi asked Sep 28, 2023

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22 votes

(a) |-9| + 6 = 9 + 6 = 15

(b) |-9 + 6| = |-3| = 3

Serge Insas answered Oct 2, 2023

3.3k points

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