-6|r+3|=-24

Lösung

- 6 ∣ r + 3 ∣ = - 24

r = - 7 or r = 1

Schritte zur Lösung

- 6 ∣ r + 3 ∣ = - 24

Teile beide Seiten durch

- 6

∣ r + 3 ∣ = 4

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

r + 3 = - 4 or r + 3 = 4

r + 3 = - 4 or r + 3 = 4

r = - 7 or r = 1

5 = ∣ d - 4 ∣

∣ g + 2 ∣ = 16

∣ 6 x + 18 ∣ = 30

3 ∣ 4 x - 1 ∣ = - 9

∣ 2 x + 7 ∣ - 4 = 8