Respuesta :

altavistard

Answer:

The unknown number is 8

Step-by-step explanation:

Writing this symbolically, we get (n/2) + 10 = 14.

Solve this for (n/2) by subtracting 10 from both sides:

                                                        (n/2) = 4

Finally, multiply both sides by 2 to obtain n = 8

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