3|8-4B|=66

Lösung

3 ∣ 8 - 4 B ∣ = 66

B = - \frac{7}{2} or B = \frac{15}{2}

Dezimale

B = - 3.5, B = 7.5

Schritte zur Lösung

3 ∣ 8 - 4 B ∣ = 66

Teile beide Seiten durch

3

∣ 8 - 4 B ∣ = 22

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

8 - 4 B = - 22 or 8 - 4 B = 22

8 - 4 B = - 22 or 8 - 4 B = 22

B = - \frac{7}{2} or B = \frac{15}{2}

7 = - 5 ∣ x + 1 ∣ - 3

6 ∣ w ∣ - 1 = - 1

x^{2} - 9 = x^{2} - 9

6 ∣ x - 8 ∣ = 24

∣ x - 5 ∣ = ∣ 3 - 2 x ∣ + 2