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Andrew is showing his work in simplifying −4.5 + 4.2 + 5.6 − 7.3. Identify any errors in his work or in his reasoning.

Andrew Is Showing His Work In Simplifying 45 42 56 73 Identify Any Errors In His Work Or In His Reasoning class=

Answer :

MHANIFAIN

Answer:

  • D. Step 5

Step-by-step explanation:

Andrew made a mistake at last step.

It should be:

  • -11.8 + 9.8 = 9.8 - 11.8 = -2 but not -21.6

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