|9-5x|=4

Lösung

∣ 9 - 5 x ∣ = 4

x = 1 or x = \frac{13}{5}

Dezimale

x = 1, x = 2.6

Schritte zur Lösung

∣ 9 - 5 x ∣ = 4

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

9 - 5 x = - 4 or 9 - 5 x = 4

9 - 5 x = - 4 or 9 - 5 x = 4

x = 1 or x = \frac{13}{5}

∣ x + 9 ∣ - 6 = 5

∣ x + 9 ∣ - 6 = 3

∣ n - 7 ∣ = 12

- 31 = ∣ c + 9 ∣

∣ - 2 x + 3 ∣ = 5.8