Respuesta :

remember

[tex]log_{n}x=y[/tex] means [tex]n^y=x[/tex]

-10+log3(n+3)=-10
add 10 to both sides
log3(n+3)=0
convert
[tex]3^0=n+3[/tex]
remmember that anything to 0 power equals 1
1=n+3
minus 3 both sides
-2=n