|s+4|=23

Lösung

∣ s + 4 ∣ = 23

s = - 27 or s = 19

Schritte zur Lösung

∣ s + 4 ∣ = 23

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

s + 4 = - 23 or s + 4 = 23

s + 4 = - 23 or s + 4 = 23

s = - 27 or s = 19

∣ x - 5.5 ∣ = 3.5

2 ∣ x + 2 ∣ - 4 = 8

3 ∣ 4 x + 6 ∣ = 12

∣ 4 x + 5 ∣ = x + 2

∣ 6 x + 5 ∣ - 15 = 0