Respuesta :

Answer:

k=7

Step-by-step explanation:

k in (-oo:+oo)

6 = k/5-2 // - k/5-2

2-(k/5)+6 = 0

8-1/5*k = 0 // - 8

-1/5*k = -8 // : -1/5

k = -8/(-1/5)

k = 40

k = 40