|x+142|=4

Lösung

∣ x + 142 ∣ = 4

x = - 146 or x = - 138

Schritte zur Lösung

∣ x + 142 ∣ = 4

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x + 142 = - 4 or x + 142 = 4

x + 142 = - 4 or x + 142 = 4

x = - 146 or x = - 138

\frac{∣ 3 v - 2 ∣}{5} = 4

∣ x + 5 ∣ + 7 = 3

7 x - \frac{1}{7} = 1

∣ x ∣ + 4 = 0

∣ 3 u + 9 ∣ = 3