Bernie predicts your result will be 18!
  • Think of a number
  • Add 7 to it
  • Subtract 2
  • Subtract your original number
  • Multiply by 4
  • Subtract 2

(for the formula, left click and drag just below here)

.      ( X + 7 - 2 - X ) × 4 - 2 = 18      .
 

 

 

 

 

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