-2|x+4|=-8

Lösung

- 2 ∣ x + 4 ∣ = - 8

x = - 8 or x = 0

Schritte zur Lösung

- 2 ∣ x + 4 ∣ = - 8

Teile beide Seiten durch

- 2

∣ x + 4 ∣ = 4

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x + 4 = - 4 or x + 4 = 4

x + 4 = - 4 or x + 4 = 4

x = - 8 or x = 0

∣ - 3 r + 51 ∣ = 9

8 ∣ y + 25 ∣ = 16

2 x^{2} - 9 x - 2 = 2 x - 2

6 ∣ 5 x + 8 ∣ = 48

∣ 2 x ∣ = - 10