Respuesta :

apologiabiology
remember that ln=[tex] log_{e} [/tex]
and

[tex] log_{a}x=y [/tex] means [tex] a^y=x [/tex]
convert
ln(x+7)=9 means
e^(9)=x+7
minus 7 from both sides
e^9-7=x
use calculator to evaluate
8096.08=x aprox