Question

5+3X{6-2X[2-8:(4+2XA)]}:6=7 va rog daca nu o fac iau i :(

Answer 1

5+3×{6-2×[2-8:(4+2×a)]}=6×7=42
3×{6-2×[2-8:(4+2×a (]}=42-5=37
{6-2×[2-8:(4+2×a)]}=37×3=111
2×[2-8:(4+2×a)]=111-6=
45
[2-8:(4+2×a)]=45×2=90
8:(4+2×a)=90-2=88
(4+2×a)=88:8=11
2×a=11-4=7
a=7×2
a=14