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A) 3a-6b
B) 2x+0,5-0,4=2x+0,1
C)1y-0,9
D) -2,4a+1b
Zad 2
A) 12x-4y
B) 12a-3c
C) -14+8n
D) 2z+1
E) -2+1
F) 0,2x-y
G) 1a+3
Liczę na naj ;)