Basic Algebra Concepts

Front

Equivalent expression

Back

Equations that are equal in value

Front

Substitution

Back

Replacing a variable with a number to solve an equation

Front

Addition Property of Equality

Back

If you add the same number to both sides of an equation, both sides remain equal

Front

Subtraction Property of Equality

Back

If you subtract the same number to both sides of an equation, both sides remain equal

Front

Division Property of Equality

Back

If you divide the same number to both sides of an equation, both sides remain equal

Front

Multiplication Property of Equality

Back

If you multiply the same number to both sides of an equation, both sides remain equal

Front

Guess, Check, Revise Strategy

Back

Using an educated guess to try to find the correct answer

Front

Inverse Operations

Back

Operations which undo each other: Addition & subtraction, Multiplication & Division

Front

Variable

Back

A symbol (letter) which represents a number

Front

Algebraic Expression

Back

A number equation that includes at least one variable