x

( pl x's or xs )
noun ,

X

( pl X's or Xs )
noun [eks]

1.	[letter] x f inv, X f inv

2.	[unknown quantity] equis f inv x number of ... un número equis de ...

3.	[in algebra, to mark spot] x f

4.	[at end of letter] besos

noun
[unknown name]

Mr X

el señor X

French

German

Italian

Complétez la séquence avec la proposition qui convient.