It translates into English as "I'll take no breakfast at 7 o'clock.".
Unless you meant to write 'mon' instead of 'non', then the sentence translates to "I'll take my breakfast at 7 o'clock."
I take my breakfast at seven
je prends mon petit déjeuner is 'I'm taking my breakfast' in English.
What do you eat for breakfast?
"Je prends mon petit-déjeuner" translates to "I have my breakfast" in English. It indicates the action of eating breakfast. The phrase is commonly used in French-speaking contexts to refer to the first meal of the day.
Prends ton livre means "take your book" in French.
Take me now
09 heures / Neuf heures.
sept heures means "seven o'clock" in French.
The French words "deux heures" mean "two hours" or "two o'clock" depending of context.
I take a bath.
"Prends moi" means "Take me". Note that it has frequently a sexual meaning, as a way for a girl to ask her partner for sexual intercourse.
Huit heures means "eight o'clock" or "eight hours" in French.