March 2019 0 8 Report
Podkreśl wyrazy podobne i wykonaj ich redukcję:
A)2x + 5 - x =
B)4a - 2b + 3a - 4=
C)5ab - 2ab + 18 - AB=
D)25x(do kw) + 8b + 3x(do kw)
E)-3b + 4a(do kw)b - 7a + a(do kw)b + 7a - 2b=
F)x - 2x + 3y - 2a + 3x + 2y - 5a + a=

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