10=|12+2x|

Lösung

10 = ∣ 12 + 2 x ∣

x = - 11 or x = - 1

Schritte zur Lösung

10 = ∣ 12 + 2 x ∣

Tausche die Seiten

∣ 12 + 2 x ∣ = 10

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

12 + 2 x = - 10 or 12 + 2 x = 10

12 + 2 x = - 10 or 12 + 2 x = 10

x = - 11 or x = - 1

∣ 2 x ∣ = 7

∣ x - 9 ∣ = 18

∣ 4 n - 7 ∣ = 7

∣ u - 6 ∣ + 7 = 71

∣ 4 - 3 w ∣ = ∣ 3 w - 5 ∣