jordanslutz jordanslutz
  • 01-10-2020
  • Mathematics
contestada

Givenf (x) = 2x – 10 forwhichvalueofäthat f (x) = 8?
Answers are -12, 18,6,5

Respuesta :

Wolfyy
Wolfyy Wolfyy
  • 01-10-2020

Answer:

9

Step-by-step explanation:

f(x) = 2x - 10

8 = 2x - 10

18 = 2x

9 = x

Best of Luck!

Answer Link
wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 01-10-2020

Answer:

see below

Step-by-step explanation:

f (x) = 2x – 10

Let f(x) = 8

8 = 2x-10

Add 10 to each side

8+10 =2x-10+10

18 =2x

Divide by 2

18/2 = 2x/2

9 =x

If you mean

f(8) = ?

Let x=8

f(8) = 2*8-10

    = 16-10

    = 6

f(8) = 6

Answer Link

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