Subtraction property
If a=b and c=d then a-c=b-d
Addition property
If a=b and c=d then a+c=b+d
Multiplication property
If a=b then ca=cb
Division property
If a=b and c =not 0 then a/c=b/c
Substitution property
If a=b either a or b may be substituted for one another in any equation
Reflexive property
A=a
Symmetric property
If a=b then b=a
Transitive property
If a=b and b=c then a=c
Distributive property
A(b+c) = ab + ac