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							- %%
 - %% Aufgaben aus alten Prüfungen (wild gemischt)
 - %%
 - 
 - 
 - %% Ausmultiplizieren (- vor der Klammer?)
 - \begin{frage}[2]
 -   Klammern Sie $(-1)$ aus:
 -   
 -   \leserluft{}
 - 
 -   $$7x-5y+3(x-4)+2 = (-1)\cdot{}(\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,)$$
 -   \TRAINER{$-7x +5y -3(x-4)-2 = -7x +5y -3x+12 - 2 = -10x+5y + 10$}
 -   
 -   \platzFuerBerechnungen{6.8}
 - \end{frage}
 
 
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