(|-9x|)/6 =4

Lösung

\frac{∣ - 9 x ∣}{6} = 4

x = - \frac{8}{3} or x = \frac{8}{3}

Dezimale

x = - 2.66666 \dots, x = 2.66666 \dots

Schritte zur Lösung

\frac{∣ - 9 x ∣}{6} = 4

Multipliziere beide Seiten mit

6

∣ - 9 x ∣ = 24

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

- 9 x = - 24 or - 9 x = 24

- 9 x = - 24 or - 9 x = 24

x = - \frac{8}{3} or x = \frac{8}{3}

∣ 2 t + 7 ∣ = 5

\frac{x}{7} + 4 = 5

∣ 900 - 5 u ∣ = 200

∣ x + 4 ∣ = - 3 x

9 + 6 ∣ - 8 x + 7 ∣ = 3