Respuesta :

X= 1.5474

19-6^x=3 ==> -6^x=3-19 ==> -6^x=-16
-6/-=-16/- ==> 6^x=16 ==> in(6^x)=in(16)
xin(6)=in(16) ==> xin(6)/in(6)=in(16)/in(6)
x=in(16)/in(6) ==> x= 1.54741122

Result rounded==> X=1.5474