Respuesta :

cookielit
Answer:
The answer would be 0

Explanation:
(1/7) ^ 3a + 3 = 343 ^ a - 1
7 ^ -3a - 3 = 7 ^ 3a - 3
-3a - 3 = 3a - 3
-3a = 3a
-3a - 3a = 0
-6a = 0
a = 0

So the answer would be 0, the second option.

Answer:

the answer is 0

Step-by-step explanation:

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