-9|c+8|=-99

Lösung

- 9 ∣ c + 8 ∣ = - 99

c = - 19 or c = 3

Schritte zur Lösung

- 9 ∣ c + 8 ∣ = - 99

Teile beide Seiten durch

- 9

∣ c + 8 ∣ = 11

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

c + 8 = - 11 or c + 8 = 11

c + 8 = - 11 or c + 8 = 11

c = - 19 or c = 3

∣ x - 3 ∣ = 2 x - 1

z - 10 = ∣ 7 z ∣ - 16

2 = ∣ 8 p + 10 ∣

2 ∣ 3 x - 4 ∣ + 8 = 6

- 2 ∣ 5 w - 7 ∣ + 9 = - 7