Question

`27^(x) = 9^(x-4)`

Answer 1

x = -8

Explanation:

`27^x=9^(x-4)`

`(3^3)^x=(3^2)^(x-4)`

`3^(3x)=3^(2(x-4))`

`3x=2(x-4)`

`3x=2x-8`

`x=-8`