log1/3 (2x-3) ^5=15

-5log3 (2x-3) = 15log3 3

1) log 1/3 (2x-3) ^5 = 15

5log1/3 (2x-3) = 15

log1/3 (2x-3) = 3

log1/3 (2x-3) = log1/3 (1/27)

2x-3 = 1/27

54x - 81 = 1

54x = 82

x = 1.5

2) - 5log 3 (2x-3) = 15log 3 3

log3 (2x-3) = - 3log3 3

2x-3 = 1/27

54x - 81 = 1

54x = 82

x = 1.5