5=|t+2|

Lösung

5 = ∣ t + 2 ∣

t = - 7 or t = 3

Schritte zur Lösung

5 = ∣ t + 2 ∣

Tausche die Seiten

∣ t + 2 ∣ = 5

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

t + 2 = - 5 or t + 2 = 5

t + 2 = - 5 or t + 2 = 5

t = - 7 or t = 3

2 ∣ 5 x ∣ - 7 = 5

7 = ∣ - 6 x ∣

∣ 1 - 4 x ∣ = 11

- 4 = - ∣ t ∣

∣ a + 1 ∣ = 11