👤
Vioviki1976
a fost răspuns

8+4*{3+3*[X+4*(X/2+2)]/6}/31=12

Răspuns :

CarMina03
8+4*{3+3*[X+4*(X:2+2)]:6}:31=12
4*{3+3*[X+4*(X:2+2)]:6}:31=12-8
4*{3+3*[X+4*(X:2+2)]:6}:31=4
4*{3+3*[X+4*(X:2+2)]:6}=4*31
4*{3+3*[X+4*(X:2+2)]:6}=124
3+3*[X+4*(X:2+2)]:6=124:4
3+3*[X+4*(X:2+2)]:6=31
3*[X+4*(X:2+2)]:6=31-3
3*[X+4*(X:2+2)]:6=28
3*[X+4*(X:2+2)]=28*6
3*[X+4*(X:2+2)]=168
X+4*(X:2+2)=168:3
X+4*(X:2+2)=56
X+4*(X:2)+4*2=56
X+2*X+8=56

3*X=56-8

3*x=48

x=48:3

x=16

Alte intrebari