catsandtoots2ozdoiv catsandtoots2ozdoiv
  • 25-03-2019
  • Mathematics
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maybeemmamay
maybeemmamay maybeemmamay
  • 25-03-2019

Answer:

C. Step 3

Step-by-step explanation:

What he did was correct all the way up until he it 9. He forgot to add the negative sign in front of the 9. You are adding -4 and -5 together. You will get -9.

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