-2|3-x|=-8

Lösung

- 2 ∣ 3 - x ∣ = - 8

x = - 1 or x = 7

Schritte zur Lösung

- 2 ∣ 3 - x ∣ = - 8

Teile beide Seiten durch

- 2

∣ 3 - x ∣ = 4

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

3 - x = - 4 or 3 - x = 4

3 - x = - 4 or 3 - x = 4

x = - 1 or x = 7

- 2 ∣ 8 - x ∣ - 6 = - 12

- 4 ∣ x - 2 ∣ - 9 = - 37

∣ 2 x + 8 ∣ - 4 = 12

21 ∣ 3 x - 5 ∣ - 6 = 8

3 ∣ x - 5 ∣ - 16 = 2