Question

log 2x na base 3 - log x-6 na base 3 = 0

Answer 1

$\log_3(2x)-\log_3(x-6)=0\\\\\log_3(\dfrac{2x}{x-6})=0\\\\3^0=\dfrac{2x}{x-6}\\\\\dfrac{2x}{x-6}=1\\\\2x=x-6\\\\x=-6$

A resposta seria -6, maaaas nao existe log de numero negativo, portanto nao tem resposta.