1)(x+726)-835=1049
x+726=1049+835
x=1049+835-726
x=1158
2)5791-(x+336)=4218
-(x+336)=4218-5791
-(x+336)=-1573
x+336=1573
x=1573-336
x=1237
1)(x+726)-835=1049
x+726=1049+835
x=1049+835-726
x=1158
2)5791-(x+336)=4218
-(x+336)=4218-5791
-(x+336)=-1573
x+336=1573
x=1573-336
x=1237