4|3x-9|=36

Lösung

4 ∣ 3 x - 9 ∣ = 36

x = 0 or x = 6

Schritte zur Lösung

4 ∣ 3 x - 9 ∣ = 36

Teile beide Seiten durch

4

∣ 3 x - 9 ∣ = 9

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

3 x - 9 = - 9 or 3 x - 9 = 9

3 x - 9 = - 9 or 3 x - 9 = 9

x = 0 or x = 6

- 4 ∣ x + 7 ∣ = - 16

∣ 9 + 8 x ∣ = 31

∣ 2 v ∣ = \frac{10}{3}

∣ 9 - 9 x ∣ + 6 = 60

∣ v + 6 ∣ - 6 = 6