Answer:
x = - 2
Step-by-step explanation:
[tex]log(8x + 20) = log(x + 6) \\ \therefore \: 8x + 20 = x + 6 \\ \therefore \: 8x - x= 6 - 20 \\ \therefore \: 7 x= - 14 \\ \therefore \:x = \frac{ - 14}{7} \\ \huge \red{ \boxed{\therefore \:x = - 2}}[/tex]