|x-25|=3

Lösung

∣ x - 25 ∣ = 3

x = 22 or x = 28

Schritte zur Lösung

∣ x - 25 ∣ = 3

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x - 25 = - 3 or x - 25 = 3

x - 25 = - 3 or x - 25 = 3

x = 22 or x = 28

3 ∣ x - 4 ∣ + 2 = 11

∣ q ∣ = - 6

∣ r - 3 ∣ + 5 = 8

∣ 2 x + 3 ∣ = - 11

∣ 4 + x ∣ - 5 = 77