|x+5|=13

Lösung

∣ x + 5 ∣ = 13

x = - 18 or x = 8

Schritte zur Lösung

∣ x + 5 ∣ = 13

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x + 5 = - 13 or x + 5 = 13

x + 5 = - 13 or x + 5 = 13

x = - 18 or x = 8

∣ x + 5 ∣ = 15

3 ∣ h + 12 ∣ = 21 h

∣ j ∣ - 7 = - 4

∣ 2 - 16 t ∣ = 0

- 7 ∣ 10 + 3 m ∣ - 7 = - 63