December 2018 1 18 Report
1.Zapisz wyrażenia , nie używając nawiasów.
a)
4a+(3b+2)=
7a+(2b-4)=
6x+t+(6y+7)=
x+(3y-26z)=
b+(c+6d)=


b)
7a-(2b+1)=
2a-(6b-8c)=
4u-(w+3v)=
9u-(4w-v)=
x-(wy-z)=

2.wstaw w wolne miejsca znak + lub -
a) 5a-(4b+3c)=5a 4b 3c
b) 7x-(2y-z)=7x 2y z
c) s-(-t+w-v)=s t w v
d) 5m-(-wn-4o+k)=5m wn 4o k

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