Key Terms Algebraic Expressions

A _____________ is a symbol, usually a letter that stands for a number. 

• coefficient
• algebraic expression
• variable
• term

A(n) __________________ consists of one or more numbers, variables, and operations. 

• numeric expression
• term
• variable
• algebraic expression

Which of the following is an example of an algebraic expression?

• 3(2 + 7) - 10
• 78 - 5 + 3
• 3x + 6y
• 8(3) - 5 + 2

A(n) __________________ is a number and/or variable that is separated by addition or subtraction. 

• variable
• term
• coefficient
• expression

A ______________ is a number multiplied by a variable. 

• term
• variable
• coefficient
• numerical expression

Which set of words mean "exponent"? 

• cubed, squared, increased, twice
• cubed, twice, squared, double
• cubed, squared, power
• cubed, squared, twice, triple

"Twice the quantity of" means you will use ____________ to write the expression. 

• addition
• subtraction
• division
• parenthesis

a number used as a repeated factor

• base

• multiplier

• exponent

• term

expressions that are equal to each other for any values of their variables.

• equivalent expressions

• equivalent variables

• equivalent factors

• equivalent fractions

a number that tells how many time a base is used

• like terms

• exponent

• base

• term