September 2018 1 61 Report

1. Zapisz sumę w postaci iloczynu:

a) 4a(x+y)-x-y

b) 3/4c(b-c)-1/3a+1/3b

2. Przekształć podane zależności, wyznaczając z nich y.

a) 3(y+a)=1/4(16y-12)

b) (y-1)(x-1)=x+3


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