September 2018 1 13 Report


Zad.1Zapisz podane wyrazenie bez nawiasow. Tam gdzie jest to mozliwe uprość wyrażenie.
a. - (- x ) + ( -3 ) =
b. - ( -2x ) - 5 - 3x =
c. - (16x +3 ) + ( 3 - x ) =
d. ( - 7x) - ( - 3x ) +4 - 19x =


Zad.2 Rozwiąż równanie.
a) 2 - 3 (4x+5) = 6x
b. (tu jest w ulamku)
3x - 7 x
----------- + 4 = ----
2 3
c. ( 4 - 2x ) = 6
d. 25x(do potegi 2) = 20x - 4 =

Z gory dzieki pani oszalala i nam trodne dala


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