4|x-72|=2

Lösung

4 ∣ x - 72 ∣ = 2

x = \frac{143}{2} or x = \frac{145}{2}

Dezimale

x = 71.5, x = 72.5

Schritte zur Lösung

4 ∣ x - 72 ∣ = 2

Teile beide Seiten durch

4

∣ x - 72 ∣ = \frac{1}{2}

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x - 72 = - \frac{1}{2} or x - 72 = \frac{1}{2}

x - 72 = - \frac{1}{2} or x - 72 = \frac{1}{2}

x = \frac{143}{2} or x = \frac{145}{2}

- 2 = ∣ h ∣ - 5

∣ - 9 x - 9 ∣ = 18

x^{2} + 6 = 5 ∣ x ∣

3 ∣ x - 3.5 ∣ + 7.5 = 7.5

∣ d - 1 ∣ = 15