22=|2c-12|

Lösung

22 = ∣ 2 c - 12 ∣

c = - 5 or c = 17

Schritte zur Lösung

22 = ∣ 2 c - 12 ∣

Tausche die Seiten

∣ 2 c - 12 ∣ = 22

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

2 c - 12 = - 22 or 2 c - 12 = 22

2 c - 12 = - 22 or 2 c - 12 = 22

c = - 5 or c = 17

∣ 1 + 5 b ∣ = 13

∣ 2 a - 15 ∣ = 7

1 - 3 ∣ - 7 x + 7 ∣ = - 104

∣ 4 - 2 y ∣ + 5 = 9

∣ 7 x + 3 ∣ = 2 x + 13