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-9+9=

−9+9= -9+9=

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Add, subtract, multiply, or divide two integersright chevron icon

Full solution

Q. −9+9= -9+9=
  1. Identify signs of numbers: question_prompt: Is the sum of −9-9 and 99 positive, negative, or zero?
  2. Cancel out equal and opposite numbers: Step 11: Identify the signs of the numbers. −9-9 is negative, 99 is positive.
  3. Cancel out equal and opposite numbers: Step 11: Identify the signs of the numbers. −9-9 is negative, 99 is positive. Step 22: Since the numbers are equal and opposite, they cancel each other out. −9+9=0-9 + 9 = 0.

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