|4y|=28

Lösung

∣ 4 y ∣ = 28

y = - 7 or y = 7

Schritte zur Lösung

∣ 4 y ∣ = 28

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

4 y = - 28 or 4 y = 28

4 y = - 28 or 4 y = 28

y = - 7 or y = 7

∣ x - 2 ∣ = x^{2} - 4

4 ∣ 10 - 2 x ∣ - 8 = 24

∣ 5 x + 15 ∣ = 10

\frac{x + 4}{5} = - 5

∣ 5 m + 1 ∣ = 9