Решите уравнения:
1)
8-4х=2х-16
2)
0,6х-6,8=2,7-1,3х
3)
4(х-6)=х-9
4)
6-3(х+1)=7-2х
5)
0,3(6-2х)=4,5-0,7(х+9)
срочно , пожалуйста,
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