alea38 alea38
  • 26-09-2022
  • Mathematics
contestada

Which equation below illustrates the associative property of addition?
(1) (2+8)+(1+9)=(8+2)+(9+1)
(3) 5+2(3+4)=5+6+8
(2) 5(2+7)=10+35
(4) (3+7)+2=3+(7+2)

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