48=|a-7|

Lösung

48 = ∣ a - 7 ∣

a = - 41 or a = 55

Schritte zur Lösung

48 = ∣ a - 7 ∣

Tausche die Seiten

∣ a - 7 ∣ = 48

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

a - 7 = - 48 or a - 7 = 48

a - 7 = - 48 or a - 7 = 48

a = - 41 or a = 55

∣ x + 3 ∣ + 9 = 5 x

∣ 5 x - 6 ∣ + 3 = 4 x

∣ x - 10 ∣ + 3 = 10

∣ - c + 12 ∣ = 14

∣ x - 3 ∣ + 4 = 9