Equations and Expressions Vocabulary

Is 3 + 4 - 7(5-1) an expression or an equation?

• expression

• equation

In the equation, 3b + 4 = 7, what is the b?

• coefficient

• variable

• equation

• term

Is 3x + 7 an equation or an expression?

• expression

• equation

A mathematical phrase involving at least one variable and sometimes numbers and operation symbols.

• Variable

• Algebraic Expression

• Constant

• Coefficient

A letter or symbol used to represent a number or quantities that vary

• constant

• coefficient

• variable

• term

A number, a variable, or a product of numbers and variables. 

• term

• variable

• sum

• coefficient

Terms in an algebraic expression that have the same variable raised to the same power. Only the coefficients of like terms are different. 

• variable

• like terms

• product

• constant

A mathematical sentence stating that two expressions are equal

• variable

• expression

• equation

• term

5y = 7 is an example of an ____________

• expression

• equation

In 8r - 3 , the COEFFICIENT is ___

• 8

• r

• -

• 3