santiagoshanyra santiagoshanyra
  • 04-01-2020
  • Mathematics
contestada

Given the function ƒ(x) = 3x + 5, find ƒ(4) and x such that ƒ(x) = 38.

Select one:
A. 17; 11
B. 20; 13
C. 12; 15
D. 24; 9

Respuesta :

Tofunmi25
Tofunmi25 Tofunmi25
  • 04-01-2020

Answer:

A. 17 , 11

f(4)=3(4) + 5

=17

f(x)= 38

38 = 3x + 5

38 - 5 = 3x

33 = 3x

x =11

Answer Link

Otras preguntas

I need help with density I don't get it at all
To transform a plant, scientists inject DNA into a plant leaf. TRUE OR FALSE?
how can i solve 5.5x+32=57
Which word in the sentence is an indirect object?Choose all answers that are correct.Give Ben and his cousins a snack before bedtime.  A.cousins  B.snack  C.Ben
what is -1.716 as a fraction?
What mass of water will fill a tank that is 100.0 cm long, 50.0 cm wide, and 30.0 cm high? Express the answer in grams.
what is 5,900 round to the nearest thousand
why is 743 a prime number
Where does all of the energy in an ecosystem ultimately come from? Please help
Which word in the sentence is an indirect object?Choose all answers that are correct.Give Ben and his cousins a snack before bedtime.  A.cousins  B.snack  C.Ben