November 2018 1 6 Report
Rozwiąż układ równań. Na dzisaj Plisss! Daje max pkt.

a)
3x+4y=6
-x-2y=-4

b)
2x+y=7
5x-2=4

c)
4x-5y=19
3x+2y=20

d)
x-3y=5
4x+5y=1


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