Expression and Equation Vocab

A symbol or letter that represents an unknown value

• Equation

• Term

• Variable

• Expression

A number that multiplies a variable (Written right next to the variable)

• Term

• Coefficient

• Constant

• Variable

A value or number that never changes in an expression

• Factor

• Variable

• Term

• Constant

Two or more expressions in different forms that always equal the same value

• Equivalent Expressions

• Like Terms

• Equation

• Inverse Operations

Two or more terms that have the same variable factors

• Inverse Operations

• Constant

• Like Terms

• Coefficient

An operation that reverses the other operation. (opposite operations)

• Equivalent Expressions

• Term

• Equation

• Inverse Operations

A mathematical statement uses an equal sign (=) to show that two expressions have the same value

• Like Terms

• Equation

• Term

• Equivalent Expressions

a number, a variable, or product of numbers/variables

• Variable

• Equation

• Term

• Inverse Operations