September 2018 1 26 Report

Zad 1. Zapisz w jak najprostszej postaci:

a) 5(4x - 7) + (7 - 4x)=

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

c) 2(3x - 2y + 3z) -5( x - y - z)=

d) 4x(x - y - z) - 2x(4x - y + z)=

Proszę o pomoc :)


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