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Mathematics, 31.08.2020 01:01 manlycool9962

PLEASE HELP THIS ASSIGNMENT IS DUE SOON! (Please note I am in 6th grade and I accidentally said I was in college thank you) 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. (14 points) Step Work Reasoning −7.9 + 8.2 − 3.4 + 2.1 Original problem 1 −7.9 + 8.2 + (−3.4) + 2.1 Additive inverse 2 −7.9 + (−3.4) + 8.2 + 2.1 Associative property 3 (−7.9 + (−3.4)) + (8.2 + 2.1) Commutative property 4 −11.3 + 10.3 Simplify 5 −1 Simplify Please make it at least 2 sentences if you can.

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