Răspuns :
Răspuns:
58-{3x+[(12x+15):3+43]:4}:2=42
58-{3x+[(12x+15):3+43]:4}= 84
3x+(12x+15:3+43):4= 26
3x+(12x+5+43)= 104
3x+(12x+48)=104
15x= 56
x+ 3,(1)
Răspuns:
58-{3x+[(12x+15):3+43]:4}:2=42
58-{3x+[(12x+15):3+43]:4}= 84
3x+(12x+15:3+43):4= 26
3x+(12x+5+43)= 104
3x+(12x+48)=104
15x= 56
x+ 3,(1)