Leilanichristo0307 Leilanichristo0307
  • 02-03-2021
  • Mathematics
contestada

Giving f(x)=8x -15, find x when f(x)=9

Respuesta :

dexianakotlc dexianakotlc
  • 02-03-2021

Answer:

3

Step-by-step explanation:

f(x)=8x-15 and f(x)=9

9=8x-15

add 15 to both sides

24=8x

divide both sides by 8

x=3

Answer Link
danielafuentes
danielafuentes danielafuentes
  • 02-03-2021

Answer:

f(9)=57

Step-by-step explanation:

f(x)=8x-15

f(9)=8*9-15

f(9)= 72-15

f(9)= 57

Answer Link

Otras preguntas

convert 778.3 million Km into scientific notation
what are some internal and external influences that influence your decisions about drug use ? Can someone really help !!!
Which statement best describes an advantage of indirect democracy over direct dermocracy? OA. Itcan better prevent political leaders from serving their own inte
Find the mean of this set of values15 812 14 10 13The mean value is:​
Iodine-131 is a radioactive material that plays a role in natural gas production and has a half-life of 8 days. A 320-mg sample of iodine-131 will decay to 250
pls answer my question
96 out of 200 animals treated by a veterinarian are horses. Write 96/200 as a decimal and as a percent.
if a+2b/3=2/c^9 what is 4/b
how many kilometers will the pacific plate travel in 1 million years
write any two preventive measures of marasmus​