-3|x-4|=-9

Lösung

- 3 ∣ x - 4 ∣ = - 9

x = 1 or x = 7

Schritte zur Lösung

- 3 ∣ x - 4 ∣ = - 9

Teile beide Seiten durch

- 3

∣ x - 4 ∣ = 3

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

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

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

x = 1 or x = 7

∣ x + 12 ∣ = 17

3 ∣ X - 4 ∣ = 10

18 - 3 X^{1} = - 4

∣ x + 6 ∣ + 6 = 3 x^{3} x

- 3 ∣ 2 n + 8 ∣ + 7 = - 11