5=|d-4|

Lösung

5 = ∣ d - 4 ∣

d = - 1 or d = 9

Schritte zur Lösung

5 = ∣ d - 4 ∣

Tausche die Seiten

∣ d - 4 ∣ = 5

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

d - 4 = - 5 or d - 4 = 5

d - 4 = - 5 or d - 4 = 5

d = - 1 or d = 9

∣ g + 2 ∣ = 16

∣ 6 x + 18 ∣ = 30

3 ∣ 4 x - 1 ∣ = - 9

∣ 2 x + 7 ∣ - 4 = 8

x^{2} - 4 x = 2 x + 1