September 2018 2 32 Report

Wstaw w miejsce kropek odpowiednią liczbę:

a) .... razy (x - 5 ) = 3x - 15

b) .... razy ( -2a + 3b - 1 ) = 8a - 12b + 4

c) (4- 6x +8y ) razy .... = 2 - 3x + 4y

d) (8a - 20b - 4 ) razy .... = -2a +5b +1


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