Dam naj fast Rozwiąż równania: 2x - ( 3x +1) = 6
1/3x - 2 = x +2
( x+3)(x+2)- x2 = 0
(2x - 1)/5 - ( x - 2 )/2 = 0,7x
1/3x - 2 = x +2
( x+3)(x+2)- x2 = 0
(2x - 1)/5 - ( x - 2 )/2 = 0,7x
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