This is the 284th most frequent Catalan word.
fàcil
Easy.
Here, 'fàcil' is used as an adjective to describe the complexity of the problem.
El problema és fàcil de resoldre.
The problem is easy to solve.
In this sentence, 'fàcil' is used in a comparative context to express a relative difference in ease between two actions.
Trobo que és més fàcil parlar en anglès que escriure-hi.
I find speaking in English easier than writing in it.
'Fàcils' is employed here as an attribute in the plural form to describe the kinds of 'ways' being sought, emphasizing simplicity or convenience.