4 5 x 2 30 July 8, 2019 16 32 64 128 30 5 4 x 2 14 2 3 x 4 5 x 300 Holzlatte douglasie 300 x 4 5 x 2 8 cm 5 left x 4 right 2 = 30 15 4 2 5 x 11 30 1 4 x 3 )/ 2 5 =- 30 5 4•2 3•30 3 x-5=x+3 4/5 x 30 =
