Online Self-Tests(PA20)

• 
  

  1. Use the equation below. What is the value of x?

  x

  +

  (–

  1)

  =

  5

  ---

  (1 point)

  
  

  Answer:

  ---
• 
  

  2. Use the equation below. What is the value of x?

  x

  –

  (–

  3)

  =

  8

  ---

  (1 point)

  
  

  Answer:

  ---
• 
  

  3. Use the equation below. What is the value of x?

  (–

  2)

  +

  x

  =

  4

  ---

  (1 point)

  
  

  Answer:

  ---
• 
  

  4-6. Use the graph below. What are the unknown values in the table?

  
  

  x		9
  y	0		8

  ---

  (1 point each)

  
  
• 
  

  7-9. Use the graph below. What are the unknown values in the table?

  
  

  x		0
  y	0		14

  ---

  (1 point each)

  
  
• 
  

  10-12. Use the graph below. What are the unknown values in the table?

  
  

  x		8	16
  y	6

  ---

  (1 point each)