tainahernandez1
tainahernandez1 tainahernandez1
  • 08-04-2015
  • Mathematics
contestada

I have a question for u people
what is 9-[-9]

Respuesta :

smartelephant026
smartelephant026 smartelephant026
  • 08-04-2015
The two negatives equal a positive.
9+9
The answer is 18
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