CHAPTER 3 Blog Spot Questions and Discussion

We have properties of Reflexive and Transitive for both Property of Equality (Using Equal sings) and Congruence (Using the Congruence symbol) but we only have Substitution Property of Equality, not Substitution Property of CONGRUENCE.  Discuss why and figure out how to circumnavigate this problem. 



How is Substitution Property of Equality different from Transitive Property of Equality?