January 2019 1 17 Report
Zad 1
a) (3a-2)-(a+4)+(a-3)
b) -5 (2b+3z)+2(2b-4z)
zad 2
a) 8 (x+4)-5(x+4)
b) 7(x -3)-(x-3)
c) 0,2 (-10+x)-(x-10)
Zad 3
a)

6a -12b +18c
b) -1,6a-0,8b-4,8c
c) 3 3/4 a +6 1/4b-1 1/4

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