Răspuns :
se rezolva mai intai paranteza rotunda, apoi paranteza patrata se transforma in paranteza rotunda
2*[ 35+2*(500-398)]-428=
2*(35+2*102)-428=
2*(35+204)-428=
2*239- 428=
478 - 428= 50
2*[ 35+2*(500-398)]-428=
2*(35+2*102)-428=
2*(35+204)-428=
2*239- 428=
478 - 428= 50