## Expressions & Equations

__HERE__you will find the link to the Georgia Department of Education regarding

__EXPRESSIONS & EQUATIONS__

## VOCABULARY

__Variable__A symbol, usually a letter, which is used to represent one or more numbers.

__Numerical expression__An expression consisting of numbers and operations.

__Algebraic expression__An expression consisting of at least one variable and also consist of numbers and operations.

__Term__A number, a variable, or a product and a number and variable.

__Coefficient__The number part of a term that includes a variable. For example, 3 is the coefficient of the term 3x.

__Constant__A quantity having a fixed value that does not change or vary, such as a number. For example, 5 is the constant of x + 5.

__Equation__A mathematical sentence formed by setting two expressions equal.

__Inequality__A mathematical sentence formed by placing inequality symbol between two expressions.