Ioana23ask
a fost răspuns

495:{[120:(6×8-18× X)] -100+678:6-972:54}-275:55=94

Urgent va rog!!! :))))

Răspuns :

Paulaanamaria7ask
495:{[120:(48-18*x)]-100+113-18}-5=94
495:{[120:(48-18*x)]+13-18}=99
[120:(48-18*x)]+13-18=495:99=5
120:(48-18*x)+13=23
120:(48-18*x)=10
48-18*x=120:10=12
18*x=48-12
18*x=36
x=36:18
x=2