5|s-1|=12

Lösung

5 ∣ s - 1 ∣ = 12

s = - \frac{7}{5} or s = \frac{17}{5}

Dezimale

s = - 1.4, s = 3.4

Schritte zur Lösung

5 ∣ s - 1 ∣ = 12

Teile beide Seiten durch

5

∣ s - 1 ∣ = \frac{12}{5}

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

s - 1 = - \frac{12}{5} or s - 1 = \frac{12}{5}

s - 1 = - \frac{12}{5} or s - 1 = \frac{12}{5}

s = - \frac{7}{5} or s = \frac{17}{5}

2 ∣ 3 x ∣ = 72

∣ x - 7 ∣ = 30

∣ x - 7 ∣ = 23

∣ x - 7 ∣ = 25

∣ x - 7 ∣ = 19