5|x-6|=20

Lösung

5 ∣ x - 6 ∣ = 20

x = 2 or x = 10

Schritte zur Lösung

5 ∣ x - 6 ∣ = 20

Teile beide Seiten durch

5

∣ x - 6 ∣ = 4

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x - 6 = - 4 or x - 6 = 4

x - 6 = - 4 or x - 6 = 4

x = 2 or x = 10

∣ 3 x + 9 ∣ - 7 = x

3 ∣ x - 1 ∣ - 2 = 13

∣ 2 - 2 x ∣ + 1 = 7

3 ∣ 5 - x ∣ = 5

∣ x + 9 ∣ = 2 x