Tentukan penyelesaiannya yaa

9^(x + 3) = ⁴√27^(x + 5)
(3²)^(x + 3) = ⁴√(3³)^(x + 5)
3^(2x + 6) = ⁴√3^(3x + 15)
3^(2x + 6) = 3^((3x + 15)/4)
Maka
(2x + 6) = (3x + 15)/4
4 (2x + 6) = (3x + 15)
8x + 24 = 3x + 15
8x - 3x = 15 - 24
5x = -9
x = -9/5