1) (2(x+y)-x+6= 0,
13x - (x - y) = 0;
3) [5x – 2(y + 4) = 0,
16(2x + 3) - y - 41 = 0;
4)
2) (3(x + 2y) - y - 27 = 0,
(4(x + y) - 3x - 23 = 0;
2x + 3(x + y) - 11 = 0,
17(x + 3y) - 6x + 59 = 0.
CIOCO​

sophiexmartinez    2   11.05.2020 11:22    0