7x + 2 5x + 4
1)
- 4x;
3)
9-5x
2
3x-1,
42
<X
3
962.
6
3
6
4x + 1
x +1
5x - 3
117
3x
2)
-x>
X-3
2 4
4)
2(1-3)
3
-
3
4
6
2

masha9form    2   17.02.2021 20:34    0