-3|5x+6|=-6

Lösung

- 3 ∣ 5 x + 6 ∣ = - 6

x = - \frac{8}{5} or x = - \frac{4}{5}

Dezimale

x = - 1.6, x = - 0.8

Schritte zur Lösung

- 3 ∣ 5 x + 6 ∣ = - 6

Teile beide Seiten durch

- 3

∣ 5 x + 6 ∣ = 2

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

5 x + 6 = - 2 or 5 x + 6 = 2

5 x + 6 = - 2 or 5 x + 6 = 2

x = - \frac{8}{5} or x = - \frac{4}{5}

∣ 18 x - 4 ∣ = 20

- 8 ∣ w + 9 ∣ = - 8

9 ∣ - 7 k ∣ = 630

- 3 ∣ x + 1 ∣ = - 6

∣ - 3 + 3 x ∣ = 62