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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