Numerical and Algebraic Equations

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

Each part (number or variable) of an expression is called a _______________.

• variable

• term

• coefficient

• expression

A ______________ is the numerical factor of a term that contains a variable.

• term

• variable

• coefficient

• numerical expression

Difference, minus, less than, and decreased by are all words that mean ______________.

• add
• subtract
• multiply
• divide

How many terms are in the given expression?
5² + 7n - 2f  

• 6
• 5
• 3
• 2

What is the coefficient of the following expression? 
7c + 8

• c
• 7
• 8
• 1

What is the coefficient in the given expression: 2 - p + 4? (Think about the "invisible math".)

• 0

• 4

• 2

• 1

Which word DOES NOT mean "exponent"?

• cubed

• squared

• double

• power