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