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

Active transport is different from passive transport in that active transport involves
What were two ways in which Carnegie tried to control the steel industry?
Pablo and Mick are both waiters at a local Italian restaurant. They both are competing to see who gets more tips per week on average. Below is a table that summ
Why was the new poor law unsuccessful in improving the condition of the poor ? The terrible conditions in poor houses kept many poor people away The poor law
If the interest earned by a cd is compounded continuously which rule is the most accurate when calculating how long it will take the money invested int eh CD to
In September of 1862, President Lincoln issued the Emancipation Proclamation. This executive order freed slaves in states that were in rebellion against the Uni
aderyn is making a vegetable stew for 6 people. a recipe for 2 people indicates that five ounces of finely diced onions are needed. The scale below shows how mu
A plane is schedule to complete a 1,792 mile flight in 3.5 hours. In order to complete the trip on time, what should be the planes average rate of speed
A diver begins at sea level and descends vertically at a rate of 2 1/2 ft. per second. How long does the diver take to reach -15.6 feet?
4-0.25g+0.5h when g=10 and h=5