1) 43180 + Х = 50300
Х = 50300 - 43180
Х = 7120
43180+ 7120 = 50300
50300=50300
2) У + 37590 = 113031
у = 113031-37590
у = 75441
75441 + 37590 = 113031
113031 = 113031
3) 50602 -Z = 33852
Z = 50602 - 33852
Z = 16750
50602 - 16750 = 33852
33852 = 33852
4) W - 438639 = 26745
W = 26745 + 438639
W = 465384
465384 - 438639 = 26745
26745=26745
5) 45010 - (K -28037) = 5379
K-28037 = 45010-5379
K -28037 =39631
K = 39631 + 28037
K = 67668
45010 -(67668 - 28037) =5379
5379=5379
6) m -(56084 - 38600) = 86917
m - 17484 = 86917
m = 86917 + 17484
m = 104401
104401-(56084-38600) = 86917
86917 = 86917
7) 6870 +(n-49980) = 7436
n-49980 = 7436 - 6870
n-49980 =566
n = 566 + 49980
n = 50546
6870 + (50556 -49980) = 7436
7436 = 7436
8) (74109 - t ) +3367 = 70258
74109-t = 70258 - 3367
74109 -t = 66891
t = 74109 - 66891
t = 7218
(74109 - 7218) + 3367 = 70258
70258=70258