|2y+3|=5

Lösung

∣ 2 y + 3 ∣ = 5

y = - 4 or y = 1

Schritte zur Lösung

∣ 2 y + 3 ∣ = 5

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

2 y + 3 = - 5 or 2 y + 3 = 5

2 y + 3 = - 5 or 2 y + 3 = 5

y = - 4 or y = 1

∣ 4 a + 11 ∣ = - 2

∣ 3 n - 5 ∣ + 18 = 5

∣ h ∣ = 4

- ∣ b + 5 ∣ = 2

- 5 ∣ x ∣ + 9 = - 6