Solve:

27^(x-1) = 81^(2x+3)

Thanks

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Solve:

27^(x-1) = 81^(2x+3)

Thanks

27^(x-1) = 81^(2x+3)

Thanks

- 53andfab
**Posts:**1**Joined:**Sat Nov 13, 2010 6:21 pm

53andfab wrote:Solve: 27^(x-1) = 81^(2x+3)

Change 27 and 81 to powers of 3. Then set the powers equal.

They show how to do that here. You don't need logs.

- nicknation
**Posts:**24**Joined:**Wed Mar 11, 2009 3:28 pm

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