September 2018 2 42 Report
Proszę o szybką odpowiedź:
Zadanie 1.

a) 0,2(x-5y)=

b) -⅓(a+3b)-2a= dla a=1/4 b=-⅓

c) 6(3+z)-4(2z+4)+2(8+z)= dla z=1/9

d) -4(2x-7-3y)-12(-y-x)= dla x=-1 dla y=0

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