tegankk99 tegankk99
  • 17-04-2021
  • Mathematics
contestada

Which of the following expressions are equivalent to (x+y)-(-z)?
Choice a: (x+y)−z
Choice b: x+(y+z)
Choice c: None of the above

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katelyntl05 katelyntl05
  • 17-04-2021
Should be B because the -(-z) makes the z positive
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