It does look like you have eyelid ptosis but given your other concerns, esp the double vision in one eye, I would strongly strongly recommend you consult with an ophthalmologist (eye specialist) because you should not have double vision with ptosis so it may be more than just that and could be...
Based on these photos it appears that you have mild, very frequent, brow asymmetry. It does not look that you need any of the above procedures right now? If needed, a correction of brow asymmetry can be achieved with skillful application of Botox. Hope this helps.
The upper eyelid margin gets bilateral innervation from the brainstem but the eyebrows get separate unilateral innervation. This makes sorting out the effects of surgery less than straight forward. Removing upper eyelid skin (blepharoplasty) often stimulates the brow on the same side to relax...