Equation/Expression Test(Knox)

What are variables in math?

• Letters

• Numbers

• Expressions

A variable represents what is ______________. 

• the answer
• the operation
• the difference
• unknown 

5p + 4h - 2
Which are the variables? 

• 5p, 4h, 2
• 2
• p, h
• 5, 4

In this expression what is the variable? 
5 + y 

• q
• +
• 5
• y

What is the variable in 3x - 5

• x

• 5

• 3

In the expression 3p + 4, what is the word for the number 3?

• term

• coefficient

• product

• sum

Which phrase describes this expression?

6y + 4

• 6 times the sum of y and 4

• The product of 6 and 4 times y

• 4 more than the sum of 6 and y

• The product of 6 and y plus 4

How many terms does this expression have?

6a + 4b - 7

• 1

• 2

• 3

• 4

What are the constants in the expression?
-4x + 6y - 2

• -4x, 6y, -2
• x, y
• 4x, 6y
• -2

What are the terms in the expression?
4 + 16v

• 4, 16v
• 4
• v
• +16