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

write 6 1/4% as a decimal
after typing ! of a term paper on Friday, Richard completed 1/2 of the remainder on Saturday. If he wanted to finish the paper that weekend, what part was left
since sugar comes from food, which system would directly affect blood sugar levels? respiratory muscular skeletal digestive
what is the relationship between temperature and altitude in the stratosphere? as altitude increases, temperature decreases. as altitude increases, temperature
Pease, can you give me the question # B. Thanks
what type of solar radiation does not reach the surface of the earth? visual radiation infrared radiation ultraviolet radiation gamma radiation
Four different sets of objects contain 2,5,6, and 7 objects, respectively. How many unique combinations can be formed by picking one object from each set? A 11
in triangle nlm, if the measure of angle m=(4x-4)°, m <L=(3x+12), m <n=(6x+3), what is x? A. 9 B.12 C.13 D. 14
you have been asked to recommend a alternative source of energy that your town could use to generate electricity. describe the renewable resource that you belie
Which of the following best describes the term direct variation? A.Two variables exhibit direct variation if they have a constant ratio. B.Two variables exhibit