2|3x-4|=18

Lösung

2 ∣ 3 x - 4 ∣ = 18

x = - \frac{5}{3} or x = \frac{13}{3}

Dezimale

x = - 1.66666 \dots, x = 4.33333 \dots

Schritte zur Lösung

2 ∣ 3 x - 4 ∣ = 18

Teile beide Seiten durch

2

∣ 3 x - 4 ∣ = 9

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

3 x - 4 = - 9 or 3 x - 4 = 9

3 x - 4 = - 9 or 3 x - 4 = 9

x = - \frac{5}{3} or x = \frac{13}{3}

2 ∣ 3 x - 4 ∣ = 16

2 ∣ 3 x - 4 ∣ = 14

∣ 9 x + 10 ∣ - 22 = 0

y^{2} = 0

∣ 2 - 3 x ∣ = 0