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# Properties of =

### Properties of equality and Angle Theorems

QuestionAnswer
if a=b then a+c=b+c Addition property
if a=b then a-b=b-c Subtraction Property
if a=b then a x c=b x c multiplication property
if a=b and c does not equal 0 then a/c=b/c division property
a=a Reflexive property
if a=b then b=a Symmetric property
if a=b and b=c then a=c Transitive property (law of syllogism)
if a=b then b can replace a in any expression Substitution property
a(b+c)=ab+ac Distributive property
a(-b)=-b x a Commutative Property
Created by: nanya