1427. 1) 2(x + y) - x + 6 = 0,
|3x-(x - y) = 0;
3) [5x - 2(m + 4) = 0,
6 (2x + 3) - y - 41 = 0;
2) 3(x + 2y)-y-27 = 0,
4(x + y) - 3x - 23 = 0;
4) 2x + 3x + y) - 11 = 0,
7(x + 3y - 6x + 59 = 0.​

varenik506    1   20.04.2021 09:29    0