1. Выполните: 1) (3x+2y = 13
1 3х + 5y=1
2) 4x + 7y=18
4х + 15y=2
3) (3x + 5y = 16
6х + 5 = 7
4) ( 8х + 13
y = 23
16х + 13y=7
4)
5) (2x + 7y = 44
2x – Зу = - 36
°/
6) (2x + 3y = 2
2x – 5 = 18​

sadko77777    3   11.05.2021 13:17    0