Aufgabe 1 b)

 

 

 (12x + 6)              =       2(2x +1)                      Anwendung der Strategie 2

 

 +                 =       4x + 2

 

8x + 4                       =       4x + 2                          | – 2

 

8x + 2                       =       4x                                 | – 8x

 

         2                       =       -4x                                | : -4

 

                   -0,5        =       x