Algebraic Variables and Expressions Review

a symbol, usually a letter, used to represent a number

• power

• exponent

• base

• variable

• coefficient

• constant

• power

• perfect square

• power

• evaluate

• term

• expression

• perfect square

• algebraic expressions

• equivalent expressions

• numerical expressions

A letter that represents an unknown value

• evaluate

• variable

• term

• coefficient

Expressions that contain a combination of numbers, variables, and operations

• linear expression

• equivalent expression

• numerical expression

• algebraic expression

A number multiplied by ("attached to") a variable

3x

• variable

• term

• coefficient

• factor

Multiplying a number outside the parentheses by each term inside the parentheses (double rainbow!)

4(2x -1) = 8x - 4

• associative property

• commutative property

• distributive property

• like terms

A group of terms and operators WITHOUT an equal sign

• expression

• equation

• inequality

• factor

Terms that have the same variable

• like terms

• factor

• term

• coefficient