|6x+9|=9

Lösung

∣ 6 x + 9 ∣ = 9

x = - 3 or x = 0

Schritte zur Lösung

∣ 6 x + 9 ∣ = 9

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

6 x + 9 = - 9 or 6 x + 9 = 9

6 x + 9 = - 9 or 6 x + 9 = 9

x = - 3 or x = 0

- 8 ∣ 6 t - 5 ∣ + 4 = - 12

∣ 11 x - 35 ∣ = - 31

∣ - 9 + x ∣ = 2

∣ - 9 + x ∣ = 1

3 ∣ 5 x - 4 ∣ + 21 = 25