November 2018 1 49 Report
1.Rozwiazaniem ktorego z podanych rownan jest liczba rozna od zera?
A) x+0=12
B)x+23=23
C)-5 i 1/2x=0
D)x=18x
2. Rozwiaz rownania:
A) 7-x=(15+x)-(2x+8)
B) 3x+x+(7+4)=3(x-1)

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