57=|j+7|

Lösung

57 = ∣ j + 7 ∣

j = - 64 or j = 50

Schritte zur Lösung

57 = ∣ j + 7 ∣

Tausche die Seiten

∣ j + 7 ∣ = 57

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

j + 7 = - 57 or j + 7 = 57

j + 7 = - 57 or j + 7 = 57

j = - 64 or j = 50

3 x^{2} - 1 = 0

∣ k + 1 ∣ = - 9

6 + 3 ∣ 8 - 9 a ∣ = - 51

\frac{n}{6} + 2 = 3

∣ 2 s - 3 ∣ = ∣ 7 - s ∣