September 2018 2 22 Report

Zadanie 1


a) 5x-7= 3x +9


b)3 ( x-2)+4= 6


c)x + x-2 = 1

5 2


d)x - x-1= x+2

3 4


Z góry dziękuję i dam naj za szybkie i ładnie rozwiązane zadanie ;)

:D


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