Online Self-Tests(E6)

• 
  

  1. If x+ 5 = – 1, find the value of 3 + (x–1).

  ---

  (1 point)

  
  

  Answer:

  ---
• 
  

  2. Evaluate the expression below if x× (–5) = 35.

  (4 × x) – 6

  ---

  (1 point)

  
  

  Answer:

  ---
• 
  

  3. If x= 9 and y= –3 , find the value of x– 3 × y.

  ---

  (1 point)

  
  

  Answer:

  ---
• 
  

  4. If x= –4 and y= 7, find the value of y– x.

  ---

  (1 point)

  
  

  Answer:

  ---
• 
  

  5. Evaluate the expression below if x= 18 and y= –9.

  x÷ y

  ---

  (1 point)

  
  

  Answer:

  ---
• 
  

  6. If x× 6 = –3 and y= 0.4, find the value of x– y.

  ---

  (1 point)

  
  

  Answer:

  ---