|-6+n|=3

Lösung

∣ - 6 + n ∣ = 3

n = 3 or n = 9

Schritte zur Lösung

∣ - 6 + n ∣ = 3

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

- 6 + n = - 3 or - 6 + n = 3

- 6 + n = - 3 or - 6 + n = 3

n = 3 or n = 9

- ∣ x + 2 ∣ = 4

8 z + 20 = - ∣ 12 z + 4 ∣

∣ k + 7 ∣ - 1 = 11

∣ 5 x - 2 ∣ = 1

∣ x + 8 ∣ = 0