|d-75|=20

Lösung

∣ d - 75 ∣ = 20

d = 55 or d = 95

Schritte zur Lösung

∣ d - 75 ∣ = 20

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

d - 75 = - 20 or d - 75 = 20

d - 75 = - 20 or d - 75 = 20

d = 55 or d = 95

∣ s ∣ - 7 = - 7

∣ - 4 x - 1 ∣ = 27

∣ x ∣ - x^{3} = 0

∣ m - 10 ∣ = 1

2 ∣ 2 x - 4 ∣ - 5 = - 3