|2x-5|=10

Lösung

∣ 2 x - 5 ∣ = 10

x = - \frac{5}{2} or x = \frac{15}{2}

Dezimale

x = - 2.5, x = 7.5

Schritte zur Lösung

∣ 2 x - 5 ∣ = 10

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

2 x - 5 = - 10 or 2 x - 5 = 10

2 x - 5 = - 10 or 2 x - 5 = 10

x = - \frac{5}{2} or x = \frac{15}{2}

5 u^{2} - 7 u - 6 = 0

f a c t or 2 a^{2} pq + 2 ab p g - 112 b^{2} pq

s im pl i f y \frac{x ^{- 3}}{x ^{- 8}}

s im pl i f y - 3 72 a^{3} b^{4}

1 - 12 x = - 20 - 9 x