Answer:
x = 4
Step-by-step explanation:
[tex] log(x + 6) = 1 \\ log(x + 6) = log \: 10..( \because \: log \: 10 = 1) \\ x + 6 = 10 \\ x = 10 - 6 \\ \huge \red { \boxed{x = 4}}[/tex]
