Algebraic Expressions & Monomials

What is an algebraic expression?

• A number without any variables

• A statement with an equal sign

• A representation of a quantity using numbers, variables, and operations

• A variable without any numbers

What is the role of a coefficient in an expression?

• To add to a variable

• To multiply a variable

• To divide a variable

• To subtract from a variable

How do you evaluate an expression?

• By adding all the numbers

• By substituting a number for a variable

• By multiplying all the variables

• By dividing the expression by a constant

What is a monomial?

• An expression with three terms

• An expression with two terms

• An expression with no terms

• An expression with only one term

Which of the following is a binomial?

• x + 4

• 2x

• x

• 3x + 2x

s + s + 3s =

• 4p

• 6s

• 5s

• 4s

17c - 8c =

(a)  

10a + 9a + 17a =

(a)  

10c - 9c =

(a)