0=| 2/3-x|

Lösung

0 = \frac{2}{3} - x

x = \frac{2}{3}

Dezimale

x = 0.66666 \dots

Schritte zur Lösung

0 = \frac{2}{3} - x

Tausche die Seiten

\frac{2}{3} - x = 0

Wende Absoluteregel an: Wenn

∣ u ∣ = 0

dann

u = 0

\frac{2}{3} - x = 0

\frac{2}{3} - x = 0 : x = \frac{2}{3}

x = \frac{2}{3}

\frac{1}{4} - \frac{3}{2} x = 1

∣ 7 x - 2 ∣ = - 7

∣ b ∣ = 5

so l v e f or x, 2 ∣ 3 x + 1 ∣ + 6 = 4

\frac{1}{3} x = 2