debbiebuckner47 debbiebuckner47
  • 24-08-2017
  • Mathematics
contestada

(15+23)+7=15+(___+7)

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ajd995 ajd995
  • 24-08-2017
23 hope this helps!!
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amayanelson
amayanelson amayanelson
  • 24-08-2017
the answer is 23....

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