269. 1) (3х-5)=5; 2) (4х+3)=2;
3) (2/3х+1/6)=1/3;
4) (3/4х-1/2)=1/4;
5) (7х-10)=4;
6) (0,5-2х)=2,5.

superojgfhijdf    3   02.02.2022 23:22    0