12|2x|=108

Lösung

12 ∣ 2 x ∣ = 108

x = - \frac{9}{2} or x = \frac{9}{2}

Dezimale

x = - 4.5, x = 4.5

Schritte zur Lösung

12 ∣ 2 x ∣ = 108

Teile beide Seiten durch

12

∣ 2 x ∣ = 9

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

2 x = - 9 or 2 x = 9

2 x = - 9 or 2 x = 9

x = - \frac{9}{2} or x = \frac{9}{2}

∣ 4 x + 3 ∣ = 6 - x

∣ 2 m - 2 ∣ - 6 = 10

\frac{3}{2} ∣ x ∣ + 7 = 16

20 + ∣ 4 x - 1 ∣ = 15

∣ 5 - 3 x ∣ - 4 = 8