|m-5|=9

Lösung

∣ m - 5 ∣ = 9

m = - 4 or m = 14

Schritte zur Lösung

∣ m - 5 ∣ = 9

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

m - 5 = - 9 or m - 5 = 9

m - 5 = - 9 or m - 5 = 9

m = - 4 or m = 14

f a c t or [(8 x) (4 x)] - [(4 y) (2 y)]

f a c t or x^{2} + 20 x - 300

s im pl i f y \frac{64}{5}

x = - x

y \geq - 2 or y < 3