Zapisz w jak najprostszej postaci
15x+3(8-4x)=
-11-4(5x-4)=
-7a-5-2,7a=
5x-2y-6x+3y=
7,5+a-7 1/2 + a =
15x+3(8-4x)=
-11-4(5x-4)=
-7a-5-2,7a=
5x-2y-6x+3y=
7,5+a-7 1/2 + a =
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