RiahPariah RiahPariah
  • 26-05-2015
  • Mathematics
Answered

Which property is used in the statement?
If z=3+1, then 3+1=z

Answer :

WorldCitizen WorldCitizen
  • 08-06-2015
This is the symmetric property of equality, and in a more general form it can be written  as: if a=b then b=a.

This  is not to be confused with communicative property,  which says that the order doesn't  matter in some operations, such as addition, and can be written as a+b=b+a



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