|w+4|=5

Lösung

∣ w + 4 ∣ = 5

w = - 9 or w = 1

Schritte zur Lösung

∣ w + 4 ∣ = 5

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

w + 4 = - 5 or w + 4 = 5

w + 4 = - 5 or w + 4 = 5

w = - 9 or w = 1

2 ∣ 3 x ∣ + 3 = 19

∣ x ∣ + 1 = 2 x - 5

∣ 2 x + 10 ∣ + 8 = 14

∣ - h ∣ = 10

3 ∣ x - 8 ∣ + 15 = 18