Online Self-Tests(S10)

• 
  

  1-2. Solve the equation.

  ---

  (1 point each)

  
  

  1	1	–	1	=	1
  	3		12

• 
  

  3-4. Solve the equation.

  ---

  (1 point each)

  
  

  5	–	13	=	1
  3		12

• 
  

  5-6. Solve the equation.

  ---

  (1 point each)

  
  

  1	2	–	1	1	=
  	3			6

• 
  

  7. Find the value of x.

  
  

  x	–	13	=	2
  4		12		3

  ---

  (1 point)

  
  

  Answer:

  ---
• 
  

  8. Find the value of x.

  
  

  7	–	x	=	1
  4		2		4

  ---

  (1 point)

  
  

  Answer:

  ---
• 
  

  9-10. Solve the equation.

  ---

  (1 point each)

  
  

  1	3	–	1	1	=
  	4			3