September 2018 1 17 Report

1) Rozwiąż układ równań:

b) 2x+y=16

5x-6y=0


c) x+y=50

x/2-y/3=0


d) x/2-1,5-y=-3

x/3-y/2=1/3

wyniki muszą wyjść takie:

b) x=5

y=6

c) x=20

y=30
d) x=13

y=8


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