1)2,5(2x-11)=5x-2:
2)3,5(7x-2)=0,7(35x-10)
3)(2,3 -4,6x)(1,2x+18)=0
4)200(x-5)100(x+1)-500
5)1|12(x-1)=1|6(2x+1)
6)5(3x+6)-4(2x-3)5x-8
(( В 5 1|12 i 1|6 Ето тиno
1
-
12 ))

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