Expert Answers
hala718 eNotes educator| Certified Educator

4 ln (3xZ) = 8

Divide by 4:

==> ln (3x) = 8/4 = 2

==> ln 3x = 2

==> 3x = e^2

Now divide by 3:

==> x= (e^2)/3

kjcdb8er eNotes educator| Certified Educator

4 ln (3x) = 8

ln ((3x)^4) = 8

e^(ln(3x^4) = e^8

(3x)^4 = e^8

3x = e^2

x = e^2/3