Question

Теңдеуді шешіңдер (50-51):
50. 1) 40 + 2x = 3х – 15;
3) 23,8y – 80 – 24,3y = 2;
сагано
2) 16x – 33 = 1 + 13x;
4) 95у – 4,9 = 98y -1; гун
41 2
6) -t+
45 9
2, 7
1
-
5) 82- 27 = 92 – 13;
51.1) 16,05х + 1,8x = 3,63 — 0,3х;
2) 1,09 + 5,8y = 38,29 + 15,1у;​

Answer 1

Ответ:

40 + 2x = 3х – 15

-x=-55

x=55

23,8y – 80 – 24,3y = 2

-0.5y=82

y=-164

16x – 33 = 1 + 13x

3x=34

x=11 1/3

95у – 4,9 = 98y -1

-3y=3.9

y=-1.3