12=|-3d|

Lösung

12 = ∣ - 3 d ∣

d = - 4 or d = 4

Schritte zur Lösung

12 = ∣ - 3 d ∣

Tausche die Seiten

∣ - 3 d ∣ = 12

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

- 3 d = - 12 or - 3 d = 12

- 3 d = - 12 or - 3 d = 12

d = - 4 or d = 4

8 - 3 ∣ x + 4 ∣ = 4

x^{2} - 2 x = 8

3 ∣ x - 5 ∣ - 14 = - 2

3 ∣ x + 11 ∣ = 24

- 5 ∣ x - 1 ∣ + 2 = - 18