Log (x²-2x) = log 2x + log (x-4)

Log (x^2 – 2x) = log (2x(x-4))
log (x^2 – 2x) = log 2x^2 – 8x
(x^2 – 2x) = 2x^2 – 8x
– x^2 = – 6x
X^2 + 6x = 0
X (x + 6) = 0
Maka x = 0 atau x = -6