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Elina [12.6K]
3 years ago
8

9^2(x-1) = 27^x how do I solve this equation?

Mathematics
1 answer:
serg [7]3 years ago
5 0
Answer: x = 2

Explanation: 9^2x-1 = 3^2 • (2x - 1) = 3^4x-2

27x = 3^3x

Upon equating: 3^4x-2 =3^3x

Since the base is equal , we can equate the powers:

4x - 2 = 3x
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