Introduction to Expressions

Classify

• Monomial

• Binomial

• Trinomial

• Polynomial

What are the coefficients in the following expression?

• -2

• 4; 3; 5

• -4; 3; -5

• -4; -2; 3; -5

Which term is like -5x?

• -5

• 3x

• 5

What are the constants in the expression?

• 4; 5; 3; 2

• 5; -3

• 4; 2

• 4; 5; -3; 2

Use the expression 5x + 2y + 9 − 7 to identify the coefficients

• x and y

• constants

• 5, 2

• variables

• 5x, 2y, 9, and -7

• terms

• 9, -7

• coefficients

Answer explanation

Angela claims that 5x and 10x are like terms. Is she correct?

• Yes

• No

2y + 5z - 3y

In the expression above which of the following are like terms (Select 2 answers).

• 2y

• 5z

• -3y

Answer explanation

5t - 3 + 2z + 6t + 9

In the above expression what are the constants (select 2 answers).

• 5t

• -3

• 2z

• 6t

• 9

Identify the vocabulary terms in the expression x + y − 5x + 4

• x, y, -5x, 4

• Constant

• x and y

• variables

• 4

• Coefficient

• 1, 1, -5

• terms

Answer explanation

A(n) ____________consists of only numbers and at least one operation.

• variable

• numerical expression

• term

• algebraic expression