5|9-p|=15

Lösung

5 ∣ 9 - p ∣ = 15

p = 6 or p = 12

Schritte zur Lösung

5 ∣ 9 - p ∣ = 15

Teile beide Seiten durch

5

∣ 9 - p ∣ = 3

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

9 - p = - 3 or 9 - p = 3

9 - p = - 3 or 9 - p = 3

p = 6 or p = 12

∣ 5 x - 2 ∣ + 8 = 8

9 ∣ - 3 x + 7 ∣ - 8 = - 3

2 ∣ 3 x - 2 ∣ + 6 = 8

∣ 4 x - 7 ∣ = x + 5

1 = a ∣ x - 3 ∣ + 9