Răspuns :
a=6
b=5+a:2
b:c=4
_____________
3×a-b:2+4×c
b=5+6:2
b=5+3
b=8
b:c=4
8:c=4
c=8:4
c=2
3×a-b:2+4×c=
=3×6-8:2+4×2=
=18-4+8=
=14+8=
=22
Sper ca team ajutat! !
b=5+a:2
b:c=4
_____________
3×a-b:2+4×c
b=5+6:2
b=5+3
b=8
b:c=4
8:c=4
c=8:4
c=2
3×a-b:2+4×c=
=3×6-8:2+4×2=
=18-4+8=
=14+8=
=22
Sper ca team ajutat! !
a = 6
b = 6 : 2 = 3 + 5 = 8 (b)
8 : 2 = 4 ( c )
3 × 6 - 8 : 2 + 4 × 4 = 30
b = 6 : 2 = 3 + 5 = 8 (b)
8 : 2 = 4 ( c )
3 × 6 - 8 : 2 + 4 × 4 = 30