|5x-7|=2

Lösung

∣ 5 x - 7 ∣ = 2

x = 1 or x = \frac{9}{5}

Dezimale

x = 1, x = 1.8

Schritte zur Lösung

∣ 5 x - 7 ∣ = 2

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

5 x - 7 = - 2 or 5 x - 7 = 2

5 x - 7 = - 2 or 5 x - 7 = 2

x = 1 or x = \frac{9}{5}

10 = ∣ 3 p ∣

∣ 5 x - 7 ∣ = 7

- 2 = ∣ x - 4 ∣

4 ∣ 2 y - 3 ∣ - 1 = - 1

∣ 3 x + 1 ∣ = 4 x