| 4/7 x+3|=5

Lösung

\frac{4}{7} x + 3 = 5

x = - 14 or x = \frac{7}{2}

Dezimale

x = - 14, x = 3.5

Schritte zur Lösung

\frac{4}{7} x + 3 = 5

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

\frac{4}{7} x + 3 = - 5 or \frac{4}{7} x + 3 = 5

\frac{4}{7} x + 3 = - 5 or \frac{4}{7} x + 3 = 5

x = - 14 or x = \frac{7}{2}

4 x^{2} + 36 x = - 85

5 x^{2} + 9 x - 38 = 0

s im pl i f y \frac{1}{6} + \frac{3}{4}

4 + g \geq 3 or 6 g \geq - 30

5 ∣ x - 1 ∣ + 5 < 40