2|2x-3|=14

Lösung

2 ∣ 2 x - 3 ∣ = 14

x = - 2 or x = 5

Schritte zur Lösung

2 ∣ 2 x - 3 ∣ = 14

Teile beide Seiten durch

2

∣ 2 x - 3 ∣ = 7

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

2 x - 3 = - 7 or 2 x - 3 = 7

2 x - 3 = - 7 or 2 x - 3 = 7

x = - 2 or x = 5

∣ b + 7 ∣ - 3 = 6

- x = ∣ - x ∣ + 4

\frac{1}{2} x + 4 = 6

∣ - 5 x + 6 ∣ = 7

∣ 10 n - 4 ∣ + 14 = 4