October 2018 2 47 Report

Zredaguj wyrażenia podobne i oblicz wartości wyrażenia :

a) 2x - 3y + 5x - 8y = x=-1, y=2

b) 3x - 5 + 2y - 6x - 8 + 4y = x =2, y=1

c) -x + 2 - y + 3 + 2y - 6x - 8 = x=-1, y=1

Daje naj ! za szybką i prawidłową odp ! pozdrawiam ! ;)


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