The top and bottom have no common factors other than 1.

is a description of a system using mathematical concepts and language.

terms that have the same variables and powers.

is a word equation that represents a real situation.

binary operations generalizes the distributive law from elementary algebra,

is a multiplicative factor in some term of a polynomial, a series, or any expression.

is an expression built up from integer constants, variables, and the algebraic operations.

is a quantity produced by the division of two numbers.

is a symbol which works as a placeholder for expression or quantities that may vary or change.

a quantity produced by the division of two numbers.