ALGEBRA! Zapisz krócej:
a) 4a+7a=
b) 2x-6x=
c) 9y+y-2y=
d) 3z+ 0,3z=
daje naj
a) 4a+7a=
b) 2x-6x=
c) 9y+y-2y=
d) 3z+ 0,3z=
daje naj
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