|3r-5|=14

Lösung

∣ 3 r - 5 ∣ = 14

r = - 3 or r = \frac{19}{3}

Dezimale

r = - 3, r = 6.33333 \dots

Schritte zur Lösung

∣ 3 r - 5 ∣ = 14

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

3 r - 5 = - 14 or 3 r - 5 = 14

3 r - 5 = - 14 or 3 r - 5 = 14

r = - 3 or r = \frac{19}{3}

∣ 2 x - 4 ∣ = 13

∣ 2 x - 4 ∣ = 16

∣ 2 x - 4 ∣ = 18

∣ 2 x - 4 ∣ = 20

5 - ∣ 3 x + 6 ∣ = 2