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Properties of =
Properties of equality and Angle Theorems
Question | Answer |
---|---|
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 |