75=|-3q-45|

Lösung

75 = ∣ - 3 q - 45 ∣

q = - 40 or q = 10

Schritte zur Lösung

75 = ∣ - 3 q - 45 ∣

Tausche die Seiten

∣ - 3 q - 45 ∣ = 75

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

- 3 q - 45 = - 75 or - 3 q - 45 = 75

- 3 q - 45 = - 75 or - 3 q - 45 = 75

q = - 40 or q = 10

∣ 3 x - 17 ∣ - 18 = 9

∣ 2 + 4 p ∣ - 5 = - 3

2 ∣ x - 1 ∣ = 13

2 ∣ x - 1 ∣ = 16

∣ x + 9 ∣ = 9