19=|-3x+13|

Lösung

19 = ∣ - 3 x + 13 ∣

x = - 2 or x = \frac{32}{3}

Dezimale

x = - 2, x = 10.66666 \dots

Schritte zur Lösung

19 = ∣ - 3 x + 13 ∣

Tausche die Seiten

∣ - 3 x + 13 ∣ = 19

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

- 3 x + 13 = - 19 or - 3 x + 13 = 19

- 3 x + 13 = - 19 or - 3 x + 13 = 19

x = - 2 or x = \frac{32}{3}

2 - 3 ∣ x - 4 ∣ = - 7

21 = ∣ c - 30 ∣

9 ∣ r + 8 ∣ - 4 = - 22

∣ - 2 b + 2 ∣ = 13

22 = ∣ - 2 + 5 y ∣