8=|4b-8|

Lösung

8 = ∣ 4 b - 8 ∣

b = 0 or b = 4

Schritte zur Lösung

8 = ∣ 4 b - 8 ∣

Tausche die Seiten

∣ 4 b - 8 ∣ = 8

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

4 b - 8 = - 8 or 4 b - 8 = 8

4 b - 8 = - 8 or 4 b - 8 = 8

b = 0 or b = 4

∣ x ∣ = 25

∣ x ∣ = 22

∣ x ∣ = 28

\frac{∣ 2 y - 6 ∣}{4} = 8

- 1 = ∣ r - 80 ∣ - 1