Question

if you add 3 to one- third of Z you get 30

Answer 1

$3 + \frac{z}{3} = 30 \\ \frac{z}{3} = 27 \\ z = 81$
please follow me

Answer 2

Hey frnd -----------------

Here is your answer☺

3+Z/3=30
Z/3=30-3
Z/3=27
Z=27×3
Z=81

Hope its help u