nathae nathae
  • 23-08-2016
  • Mathematics
contestada

103 + 21 = _ + 103 please help

Respuesta :

Аноним Аноним
  • 23-08-2016
This is the commutative property of addition. It basically says, x+y=y+x.
To answer your question, 103+21=21+103
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Аноним Аноним
  • 23-08-2016
[tex]103 + 21 = Unknown + 103[/tex] 

[tex]Unknown = 21[/tex] 

[tex]21+103[/tex]
Answer Link

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