August 2018 2 13 Report
Rozwiąż układy równan:

a) (x+1)²-(y-2)=x²+2(y-1)
3(x-2)+y²=(y+1)(y-1)

b) 2x-1/5 +3y+2/4 =2
3x+1/5-3y+2/4=0

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