Question

log​(3x−12) (base)3=1

Answer 1

log 3 (3x - 12) = 1

Log b (a) = x <=> b^x = a

3^1 = 3x - 12
3 = 3x - 12
3x = 12 + 3
3x = 15
x = 15/3
x = 5