-|x+5|=-3

Lösung

- ∣ x + 5 ∣ = - 3

x = - 8 or x = - 2

Schritte zur Lösung

- ∣ x + 5 ∣ = - 3

Teile beide Seiten durch

- 1

∣ x + 5 ∣ = 3

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x + 5 = - 3 or x + 5 = 3

x + 5 = - 3 or x + 5 = 3

x = - 8 or x = - 2

∣ x - 9 ∣ + 1 = 8

5 ∣ x + 6 ∣ - 57 = - 7

2 ∣ x - 5 ∣ - 4 = 2

4 = ∣ d - 3 ∣

∣ x + 4 ∣ = - x + 8