Respuesta :

9514 1404 393

Answer:

  66

Step-by-step explanation:

Let n represent the number.

  n +23 = 2n -43

  66 = n . . . . . . . . add 43-n to both sides

The number is 66.

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Check

23 added to the number is 89

43 less than twice the number is 132 -43 = 89 . . . . as it should be