Homework Practice

Printable assignment

Expressions using Letter-Numbers Practice 1: Letter-Numbers and Variables and Writing Algebraic Expressions

Concept Check

Question 1mcq

In the expression

3n+3

, what does the letter

n

represent?

A.a variable number

B.a unit symbol only

C.a fixed digit 0

D.the multiplication sign

Question 2mcq

In the expression

3n+4

, what does the letter

n

represent?

A.a unit symbol only

B.a variable number

C.a fixed digit 0

D.the multiplication sign

Question 3mcq

In the expression

3n+5

, what does the letter

n

represent?

A.a unit symbol only

B.a fixed digit 0

C.a variable number

D.the multiplication sign

Question 4mcq

In the expression

4n+3

, what does the letter

n

represent?

A.a unit symbol only

B.a fixed digit 0

C.a variable number

D.the multiplication sign

Question 5mcq

In the expression

4n+4

, what does the letter

n

represent?

A.a unit symbol only

B.a fixed digit 0

C.the multiplication sign

D.a variable number

Question 6mcq

In the expression

4n+5

, what does the letter

n

represent?

A.a variable number

B.a unit symbol only

C.a fixed digit 0

D.the multiplication sign

Apply and Solve

Question 7mcq

In the expression

5n+3

, what does the letter

n

represent?

A.a variable number

B.a unit symbol only

C.a fixed digit 0

D.the multiplication sign

Question 8mcq

In the expression

5n+4

, what does the letter

n

represent?

A.a unit symbol only

B.a variable number

C.a fixed digit 0

D.the multiplication sign

Question 9mcq

In the expression

5n+5

, what does the letter

n

represent?

A.a unit symbol only

B.a fixed digit 0

C.a variable number

D.the multiplication sign

Question 10mcq

Which expression means: 3 more than 6 times a number

x

6+3x

6(x+3)

6x+3

6x-3

Question 11mcq

Which expression means: 4 more than 6 times a number

x

6+4x

6(x+4)

6x-4

6x+4

Question 12mcq

Which expression means: 5 more than 6 times a number

x

6x+5

6+5x

6(x+5)

6x-5