Respuesta :

mysticchacha

Answer:

x = 3a + 1

Step-by-step explanation:

2 ^ (4x - 1)  =  8 ^ (x + a)

2 ^ (4x - 1) =  (2^ 3) ^(x + a)

2 ^ (4x - 1) =  (2^ (3(x + a))

ok

4x - 1 = 3(x + a)

so

4x = 3x + 3a + 1

x = 3a + 1

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