|4n+5|=19

Lösung

∣ 4 n + 5 ∣ = 19

n = - 6 or n = \frac{7}{2}

Dezimale

n = - 6, n = 3.5

Schritte zur Lösung

∣ 4 n + 5 ∣ = 19

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

4 n + 5 = - 19 or 4 n + 5 = 19

4 n + 5 = - 19 or 4 n + 5 = 19

n = - 6 or n = \frac{7}{2}

∣ - 4 x + 3 ∣ = 7

- 5 ∣ x + 1 ∣ = 10

3 ∣ y + 4 ∣ = 24

2 ∣ x - 1 ∣ + 9 = - 3

∣ - 2 x + 11 ∣ = 31