October 2018 1 53 Report

Zapisz w prostszej postaci:

a) 3x + 4x , 6x - x , -8x + 5x , x-4x

b)2a + 1 + a , 4a - 5a - 3 , -5a + 7b + 6a , 6b - 6a + 2b

c)4 * 7y, 12y : 6 , (-8y) * 1/2 , 10a : (-2)

Daje naja , podziękowanie w pytaniu , podziękowanie na profil,wszystkie gwiazdki , oraz pisemne podziękowanie na profilu !!! ♥

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