Online Self-Tests(E5)

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  1. If x = 9, find the value of 2 + x.

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  (1 point)

  
  

  Answer:

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  2. Evaluate the expression when x = 9.

  10 × x

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  (1 point)

  
  

  Answer:

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  3. If x = 46, find the value of x – 39.

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  (1 point)

  
  

  
  

  Answer:

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  4. If x = 3, find the value of 18 ÷ x.

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  (1 point)

  
  

  Answer:

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  5. Evaluate the expression when x = 14.

  33 – x

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  (1 point)

  
  

  Answer:

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  6. If x = 8, find the value of x – 1.

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  (1 point)

  
  

  Answer:

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