(|a-5|)/8 =5

Lösung

\frac{∣ a - 5 ∣}{8} = 5

a = - 35 or a = 45

Schritte zur Lösung

\frac{∣ a - 5 ∣}{8} = 5

Multipliziere beide Seiten mit

8

∣ a - 5 ∣ = 40

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

a - 5 = - 40 or a - 5 = 40

a - 5 = - 40 or a - 5 = 40

a = - 35 or a = 45

- 2 x - 69 = - 9 x + 29

5 (x + 3) - 2 x > - 12

2 x^{2} + 8 x + 4 = 0

∣ 2 x - 4 ∣ \leq 12

y^{2} - 2 y - 24 = 0