October 2018 1 22 Report

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Zad 1 Zredukuj wyrazy podobne:

4a - 3b- 4 + 3a + 2b - 3=

3a do kwadratu + 5ab - 5a do kwadratu + 3b - 3ab =

-xy + x do kwadratu - 2xy + 4x do kwadratu - x +2xy =

Zad 2 Opusc nawiasy i zredukuj wyrazy podobne

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

3x - (3x - 4y + 3) - 3y =

-3xy + (2 - 3xy +y) - (y +2xy) =

(4 - 3x - y) + (3x + 4x - 2) +3x =

3 - (2x - 5y +3) + )-2x - 4) =


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