2|2x-1|=14

Lösung

2 ∣ 2 x - 1 ∣ = 14

x = - 3 or x = 4

Schritte zur Lösung

2 ∣ 2 x - 1 ∣ = 14

Teile beide Seiten durch

2

∣ 2 x - 1 ∣ = 7

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

2 x - 1 = - 7 or 2 x - 1 = 7

2 x - 1 = - 7 or 2 x - 1 = 7

x = - 3 or x = 4

5 ∣ x - 3 ∣ - 2 = 8

9 = ∣ z + 2 ∣ + 8

- 89 = - ∣ 8 v - 80 ∣ - 9

∣ 2 x - 3 ∣ = 5 - 4 x

∣ x ∣ + 1 = 67