SOS URGENT HELP PLEASE

What does it mean, vocally, when there is an X (see picture) ABOVE (not beside) a note?!?

I have an idea but I want to be sure I am 100% correct. ​

SOS URGENT HELP PLEASEWhat does it mean vocally when there is an X see picture ABOVE not beside a noteI have an idea but I want to be sure I am 100 correct class=