Online Self-Tests

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  1. If x = 9, find the value of 7 + (x – 2).

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  (1 point)

  
  

  Answer:

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  2. Evaluate the expression below when x = 11.

  (5 + x) – 7

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  (1 point)

  
  

  Answer:

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  3. If x = 35, find the value of x – (12 + 9).

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  (1 point)

  
  
  
  

  Answer:

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  4. If x = 29, find the value of 45 – x.

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  (1 point)

  
  
  
  

  Answer:

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  5. Evaluate the expression below when x = 48 and y = 25.

  x – y

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  (1 point)

  
  

  Answer:

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  6. If x = 71 and y = 27, find the value of x – y.

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  (1 point)

  
  

  Answer:

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