Respuesta :

Answer: x = 27

Step-by-step explanation:

x/3 - 11 = -2

Add 11 to each side

x/3 = 9

Multiply each side by 3

x = 27

x cannot equal 21.

21/3 - 11

21/3 = 7

7 - 11 = -4

-4 does not equal -2

Therefore, x cannot equal 21.

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