5|2x-5|=5

Lösung

5 ∣ 2 x - 5 ∣ = 5

x = 2 or x = 3

Schritte zur Lösung

5 ∣ 2 x - 5 ∣ = 5

Teile beide Seiten durch

5

∣ 2 x - 5 ∣ = 1

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

2 x - 5 = - 1 or 2 x - 5 = 1

2 x - 5 = - 1 or 2 x - 5 = 1

x = 2 or x = 3

∣ 3 y - 5 ∣ = 16

∣ 2 x - 1 ∣ = - 3

∣ 5 a ∣ = 10

7 ∣ x - 4 ∣ = 6

∣ 4 x - 7 ∣ = 13