2|4-x|=7

Lösung

2 ∣ 4 - x ∣ = 7

x = \frac{1}{2} or x = \frac{15}{2}

Dezimale

x = 0.5, x = 7.5

Schritte zur Lösung

2 ∣ 4 - x ∣ = 7

Teile beide Seiten durch

2

∣ 4 - x ∣ = \frac{7}{2}

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

4 - x = - \frac{7}{2} or 4 - x = \frac{7}{2}

4 - x = - \frac{7}{2} or 4 - x = \frac{7}{2}

x = \frac{1}{2} or x = \frac{15}{2}

- 0.000008 x^{2} + 0.0074 x - 0.0233 = 0.0138

f a c t or 6 b p^{3} - 27 p^{2} - 10 b pq + 45 q

6 (x + 4) = 20

\frac{3}{4} n - 18 = \frac{1}{4} n - 4

s im pl i f y \frac{3 a ^{5}}{4} \cdot \frac{2}{- 15 a ^{3}}