Answer:
I think the value of X is 3.
Step-by-step explanation:
Because, it should be almost equal to the other side. Sorry if I'm not right.
If you reverse the first two letters
Na
Fe
Hg
Sn
They are actually symbols for elements
Na - Sodium
Fe - Iron
Hg - Mercury
Sn - Tin
Since Sn is a symbol for Tin and each pair of letters imply the starting letter of the element they are symbolizing, the answer is
1) T<span />
option A is correct answer friend