-6|8x-4|=-72

Lösung

- 6 ∣ 8 x - 4 ∣ = - 72

x = - 1 or x = 2

Schritte zur Lösung

- 6 ∣ 8 x - 4 ∣ = - 72

Teile beide Seiten durch

- 6

∣ 8 x - 4 ∣ = 12

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

8 x - 4 = - 12 or 8 x - 4 = 12

8 x - 4 = - 12 or 8 x - 4 = 12

x = - 1 or x = 2

\frac{y + 9}{4} = 5

∣ - 3 d ∣ = 15

8 - 12 ∣ k + 5 ∣ = - 4

∣ 2 s ∣ + 19 = 13

\frac{t}{2} = 6