|2x+6|=2

Lösung

∣ 2 x + 6 ∣ = 2

x = - 4 or x = - 2

Schritte zur Lösung

∣ 2 x + 6 ∣ = 2

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

2 x + 6 = - 2 or 2 x + 6 = 2

2 x + 6 = - 2 or 2 x + 6 = 2

x = - 4 or x = - 2

\frac{2}{3} ∣ x ∣ = 9

∣ 3 + 5 x ∣ = 7

- 2 ∣ x - 5 ∣ - 11 = - 29

∣ 2 y + 8 ∣ + 7 = 1

∣ 3 x + 0.1 ∣ = 6