tentukan nilai x yang memenuhi persamaan berikut

•
4^(2x - 3) = 64
4^(2x - 3) = 4^3
2x - 3 = 3
x = 3

•
(1/9)^(4x - 5) = 27
3^(-2(4x - 5)) = 3^3
-8x + 10 = 3
x = 7/8

•
25^3x = 125^(4x - 2)
5^6x = 5^(12x - 6)
6x = 12x - 6
x = 1