|x+7|=27

Lösung

∣ x + 7 ∣ = 27

x = - 34 or x = 20

Schritte zur Lösung

∣ x + 7 ∣ = 27

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x + 7 = - 27 or x + 7 = 27

x + 7 = - 27 or x + 7 = 27

x = - 34 or x = 20

∣ 3 x + 1 ∣ = 6 x + 2

∣ x ∣ - x = 0

∣ x ∣ - x = 6

4 ∣ 2 x - 1 ∣ = 36

∣ - 2 t ∣ = 25