6|21x-13|=24

Lösung

6 ∣ 21 x - 13 ∣ = 24

x = \frac{3}{7} or x = \frac{17}{21}

Dezimale

x = 0.42857 \dots, x = 0.80952 \dots

Schritte zur Lösung

6 ∣ 21 x - 13 ∣ = 24

Teile beide Seiten durch

6

∣ 21 x - 13 ∣ = 4

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

21 x - 13 = - 4 or 21 x - 13 = 4

21 x - 13 = - 4 or 21 x - 13 = 4

x = \frac{3}{7} or x = \frac{17}{21}

5 ∣ - 4 x - 6 ∣ + 8 = 1

- 2 ∣ z - 17 ∣ + 10 = 3

∣ x - 4 ∣ + 4 = 18

∣ c + 3 ∣ = 15

∣ 6 x - 1 ∣ = 4 x