|-9+n|=10

Lösung

∣ - 9 + n ∣ = 10

n = - 1 or n = 19

Schritte zur Lösung

∣ - 9 + n ∣ = 10

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

- 9 + n = - 10 or - 9 + n = 10

- 9 + n = - 10 or - 9 + n = 10

n = - 1 or n = 19

\frac{x}{2} - 2 - 2 = 2

∣ d + 2 ∣ - 5 = 6

- ∣ b ∣ = - 1

15 = ∣ p ∣ + 3

∣ - 8 w ∣ = 0