September 2018 2 25 Report

Rozwiaż uklady rownan metodą jak chcesz :

a) podstawiania

b) przeciwnych wspolczynikow

Oblicz :

c) 3x+2y=3

3y-x=7

a) x+2y=3

-x+y=O

d) 2x-y-3=O

-4x+2y=6


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