1) х = 76 - 49х = 27
2) 76 - х = 27х = 76 - 27х = 49
3) х - 49 = 27х = 27 + 49х = 76
Ответ: 1) х = 27; 2) х = 49; 3) х = 76.
1) х = 76 - 49
х = 27
2) 76 - х = 27
х = 76 - 27
х = 49
3) х - 49 = 27
х = 27 + 49
х = 76
Ответ: 1) х = 27; 2) х = 49; 3) х = 76.