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Mathematics, 16.12.2021 14:00 catt707p38uu0

!100 POINTS! I NEED HELP RIGHT NOW! Arlene is showing her work in simplifying −7.9 + 8.2 − 3.4 + 2.1. Identify any errors in her work or in her reasoning. Write feedback to Arlene explaining the mistake she made and how to correct her work.

!100 POINTS! I NEED HELP RIGHT NOW!

Arlene is showing her work in simplifying −7.9 + 8.2 − 3.4 +

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!100 POINTS! I NEED HELP RIGHT NOW! Arlene is showing her work in simplifying −7.9 + 8.2 − 3.4 + 2...

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