Răspuns :
e:21=3 rest 4
e=21*3+4
e=63+4
e=67
V: 67:21 =3 rest 4
(f-2):13=4
=f-2=4*13
= f-2=52
f= 52+2
f= 54
V: (54-2) :13=
=52:13
=4
Sper ca am ajutat !
e=21*3+4
e=63+4
e=67
V: 67:21 =3 rest 4
(f-2):13=4
=f-2=4*13
= f-2=52
f= 52+2
f= 54
V: (54-2) :13=
=52:13
=4
Sper ca am ajutat !