Properties discussed: Reflexive Property of Equality,Symmetric Property of Equality, Transitive Property of Equality,Substitution Property, Additive Property of Equality, Cancellation Law of Addition, Multiplicative Property of Equality, Cancellation Law of Multiplication, Zero-Factor Property, Law of Trichotomy, Transitive Property of Inequality, Properties of Absolute Value, Closure Property of Addition, Closure Property of Multiplication, Commutative Property of Addition, Commutative Property of Multiplication, Associative Property of Addition, Associative Property of Multiplication, Identity Property of Addition, Identity Property of Multiplication, Inverse Property of Addition, Inverse Property of Multiplication, Distributive Law of Multiplication Over Addition, Distributive Law of Multiplication Over Subtraction, General Distributive Property and Negation Distributive Property. (38.27)