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

Otras preguntas

Is the square root of 2 between 1.3 and 1.4? how do you know!
A base 7 three-digit number has its digits reversed when written in base 9. Find the decimal representation of the number.
this is for algebra 1 My two numbers add up to 12. Three times my first number plus twice my second number is 29. Which two numbers is she thinking of? Show yo
4.44 4.044 greater or less
A bus on a regular schedule takes 3 1/4 hours to reach its destination. The express bus takes 2 1/2 hours to make the same trip. How much travel time can be sa
can some help me better to remember the map of Europe ?
What is the rounding or compatible numbers to estimate the sum of 87+34
1/4(12x+16)=10-3(x-2) anyone?
Last summer, at Camp Okey-Fun-Okey, the radio of the number of boy campers to the number of girl campers was 8:7. If there were a total of 195 campers, how many
do u guys know the answer for 4/5b=16