December 2018 1 5 Report
Prosze pomocy na jutro blagam Rozwiaz metoda przeciwnych wspolczynikow
a] 2x+3y=7
x-3y=-1

b] x-2y=9
-x+5y=0

c]2x+y=3
-2x+y=5

d]3x-y=7
2x+y=-12

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