Решите уравнения.
A+12=43
B-76
121-x=48
92-k=65
M-1=35
14+x=84
56+x=72
108-d=35
N+63=91
A+12=43
B-76
121-x=48
92-k=65
M-1=35
14+x=84
56+x=72
108-d=35
N+63=91
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Ответ:
1) а+ 12=43 2) в-76
а=43-12 в=76
а=31
3) 121-х=48
-х=48-121
-х=-73
х=73
4)92-к=65
-к=65+92
-к=157
к=-157
Ответ:
A+12=43
A=43-12
A=31
121-x=48
x=121-48
x=73
92-k=65
k=92-65
k=27
M-1=35
M=35+1
M=36
14+x=84
x=84-14
x=70
56+x=72
x=72-56
x=16
108-d=35
d=108-35
d=73
N+63=91
N=91-63
N=28