Online Self-Tests(E15)

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  1. If x– 5 = –6, find the value of 3 + (x– 5).

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  (1 point)

  
  

  Answer:

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  2. Evaluate the expression below if x× (–7) = 14.

  2 × (x– 2)

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  (1 point)

  
  

  Answer:

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  3. Evaluate the expression below if x= 2 and y = –10.

  x + y

  2

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  (1 point)

  
  

  Answer:

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  4. Evaluate the expression below if x= –4 and y= –2.

  2x

  –

  3y

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  (1 point)

  
  

  Answer:

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  5. Evaluate the expression below if x= 25 and y= –5.

  x÷ y

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  (1 point)

  
  

  Answer:

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  6. If 5x= –45 and y= 6, find the value of x– y.

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  (1 point)

  
  

  Answer:

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