DL3al5anoelkim
DL3al5anoelkim DL3al5anoelkim
  • 07-09-2016
  • Mathematics
contestada

state the property of addition being used: 7 12 = 12 7

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nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 09-09-2016
7 + 12 = 12 + 7 is the commutative property.
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