75883-(31200+x)=999
75883 – 31200 – x = 999
– x = 999 + 31200 – 75883
-1х = -43684
x = 43684
(5376-a)-3877=904
5376 – a – 3877 = 904
– a = 904 + 3877 – 5376
-a = -595
a = 595
(k-7756)-12000=4896
k – 7756 – 12000 = 4896
k = 4896 + 12000 + 7756
k = 24652
4284 – c + 378 = 1287
– c = 1287 – 378 – 4284
c = 3375
75883-(31200+x)=999
75883 – 31200 – x = 999
– x = 999 + 31200 – 75883
-1х = -43684
x = 43684
(5376-a)-3877=904
5376 – a – 3877 = 904
– a = 904 + 3877 – 5376
-a = -595
a = 595
(k-7756)-12000=4896
k – 7756 – 12000 = 4896
k = 4896 + 12000 + 7756
k = 24652
4284 – c + 378 = 1287
– c = 1287 – 378 – 4284
c = 3375