№ 1. Розв’язати рівняння:

1) 5 – 3х = 4 – 2х ;

2) 0,17х – 1,8 = 0,18х + 1,2 ;

3) 5(0,3х + 6) – 4(0,2х – 7) = 5 ;

4) 0,4(3 – 2х) + 2,4 = 0,2(3 +2х) ;

5) 8(5 – 3х) = 6(2 – 4х) + 7 ;

6) 2(3,3х + 0,4)  1,1(3х – 2,5) = 5(0,2х – 0,67) ;
Бистро
пж
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