nu94326-984÷[212-(100•a+10)]+279383=373217
............=373217-279383
............=93834
984÷[212-(100•a+10)]=94326-93834
.........=492
212-(100a+10)=492•984
......=484128
100a-10=212-484128
.....=-483906
100a=-483916
a=-4839,16
Ori ai transcris greșit ori am greșit eu (nu prea)