|-7x|=49

Lösung

∣ - 7 x ∣ = 49

x = - 7 or x = 7

Schritte zur Lösung

∣ - 7 x ∣ = 49

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

- 7 x = - 49 or - 7 x = 49

- 7 x = - 49 or - 7 x = 49

x = - 7 or x = 7

8 + ∣ 4 x + 7 ∣ = 8

∣ w ∣ = - 18

∣ 5 a + 8 ∣ = 3 a - 10

12 = 71 - ∣ 5 p + 9 ∣

∣ 2 x - 3 ∣ + 5 = 4