nataly2793
nataly2793 nataly2793
  • 17-04-2020
  • Mathematics
contestada

Which expression is equivalent to 6 - (-21) ? *
O 6-21
O 6+21
O-21-6
0 -21 +6

Respuesta :

hailee1230
hailee1230 hailee1230
  • 17-04-2020
6+21 because when u multiple -1 with -21 it gives u +21
Answer Link
deleonalondra159 deleonalondra159
  • 17-04-2020
It would be 6 + 21 because when you have to negatives together it turns into a plus sign
6-(-21)
6+21
Answer Link

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