- Математика
- 1. x=y=4 (x+y=2 2. x+y=4 (x+3y=103.
1. x=y=4 (x+y=2 2. x+y=4 (x+3y=10
3. √x+y=5 x+3y=11
2x+y=17 |5x-6y=17 4.
5. √x-6y=17 |5x+6y=13
3x - y = 18 2y + x = 6 6.
7. 9x + y = 5
-3x - 4y = -10 (10x - 4y = 5 8.
(5x +9y = 18
9. (5x + 2y = 22 x + 4y = 16
10.{ 5x – 2y = 10 (6x + 10y = 36
1)(3;-1)
2)(1;3)
3)(2;3)
4)(7;3)
5)(5;-3)
6)(6;0)
7)(-10/3;25/11)
8)(117/110;31/22)
9)(28/9;29/9)
10)(86/31;60/31)