-6|5+10x|=-90

Lösung

- 6 ∣ 5 + 10 x ∣ = - 90

x = - 2 or x = 1

Schritte zur Lösung

- 6 ∣ 5 + 10 x ∣ = - 90

Teile beide Seiten durch

- 6

∣ 5 + 10 x ∣ = 15

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

5 + 10 x = - 15 or 5 + 10 x = 15

5 + 10 x = - 15 or 5 + 10 x = 15

x = - 2 or x = 1

∣ - 4 x - 1 ∣ - 1 = 6

5 = ∣ w + 3 ∣

9 = ∣ w - 7 ∣

∣ w - 4 ∣ = 24

∣ 3 n + 6 ∣ = 5 n + 2