|x+19|=25

Lösung

∣ x + 19 ∣ = 25

x = - 44 or x = 6

Schritte zur Lösung

∣ x + 19 ∣ = 25

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x + 19 = - 25 or x + 19 = 25

x + 19 = - 25 or x + 19 = 25

x = - 44 or x = 6

2 ∣ 7 y - 8 ∣ = - 28

9 ∣ 10 x + 9 ∣ - 2 = - 11

∣ 2 x - 11 ∣ = 7

10 = 6 ∣ x ∣ + 5

2 ∣ x + 6 ∣ + 4 = 8