ex 7 va rog dau coroana​

Ex 7 Va Rog Dau Coroana class=

Răspuns :

Răspuns:

c) {30+10•[207-6•(28+28:7)]}:10-1

{30+10•[207-6•(28+4)]}:10-1

[30+10•(207-192)]:10-1

(30+10•15):10-1

(30+150:10-1

180:10-1

18-1=17 coroana?❤❣