August 2018 2 14 Report
BŁAGAM POMÓŻCIE

Usuń nawiasy i doprowadź wyrażenia do najprostszej postaci:
a)-(x+1)=
b)10+(x+5)=
c)3x+(2x+1)=
d)5x-(x+4)=
e)23a-(17a-6)
f)-4b+(2b-3)=
g)-(-3,9x+2)+5,1x=
h)(6,1a+3,5)+(-2,5a-1,9)=
i)-(7x-3)-(3x+4)=
j)-(x-y+2)+(-5x+y-6)=

jak umiecie to poproszę o obliczenia. potrzebne na jutro.
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