-2|-8x|=-16

Lösung

- 2 ∣ - 8 x ∣ = - 16

x = - 1 or x = 1

Schritte zur Lösung

- 2 ∣ - 8 x ∣ = - 16

Teile beide Seiten durch

- 2

∣ - 8 x ∣ = 8

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

- 8 x = - 8 or - 8 x = 8

- 8 x = - 8 or - 8 x = 8

x = - 1 or x = 1

8 - 3 ∣ 5 x - 2 ∣ = - 19

∣ - 5 r ∣ = 10

∣ - f ∣ = 2

∣ w ∣ = - 10

∣ - 7 x ∣ = - 8