Respuesta :

wegnerkolmp2741o

Answer:

none of the solutions

Step-by-step explanation:

if k(x) = 2x-3x

We can substitute x=9 to find k(9)

k(9) = 2(9) -3(9)

      = 18 -27

      = -9

legiuitorul
k(x)= 2x-3x

k(9)= 2•9-3•9
k(9)= 18-27
k(9)= -9

answer: none of the above