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x-2 =2x+1
6x+3 =4x-8
2x =-11/2
x =-5,5
B) _2_ = _3x+2_
3 = 2x-2
4x-4 =9x+6
-10 =5x/5
-2 =x
C) _6x-1_ = _2,3_
x+1 =1,2
7,2x-1,2 =2,3x+2,3
4,9x =3,5 /4,9
x =5/7
d)_-x_ =_2x_
3x-1 =1-6x
6x do kwadraty-2x=-x+6x do kwadratu
-2x+x =0
x =0