kinggjames75
kinggjames75 kinggjames75
  • 25-12-2018
  • Mathematics
contestada

if k(x) = 2x-3x then k(9) is. A.315 B.307 C.159 Or D.153 show work plzz thanks

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 25-12-2018

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

Answer Link
legiuitorul
legiuitorul legiuitorul
  • 25-12-2018
k(x)= 2x-3x

k(9)= 2•9-3•9
k(9)= 18-27
k(9)= -9

answer: none of the above
Answer Link

Otras preguntas

What is the value of in scientific notation?
solve p/7 = 14 for p
Find the area of the shaded region?????
I am a sexually transmitted disease that is caused by bacteria. i can produce a drip from the genital area, pain upon urinations and sometimes not symptoms at a
The longer leg of a 30 6090 triangle is 16 square root three. How long is the shorter leg?
Excerpt from "Birches" by Robert Frost He always kept his poise To the top branches, climbing carefully With the same pains you use to fill a cup Up to the brim
If prices increase at a monthly rate of 2.5%, by what percentage do they increase in a year?
can someone help me find X of this triangle? thanks :)
chemistry question, please help!
Anomalous development of 3rd and 4th branchial pouches leading to thymic hypoplasia is the mechanism of defect for