pjroldan01
pjroldan01 pjroldan01
  • 01-02-2018
  • Mathematics
contestada

The value of y varies directly with x, and y=1 when x=2.

Find y when x=4

Respuesta :

ggxrcia ggxrcia
  • 01-02-2018
Direct variation: y=kx
k = constant of variation

Solve for k when y=1 and x=2
1 = 2 · k
k = 1/2

y = 1/2 · x

Solve for y when x=4
y = (1/2) · (4)
y = 2

Answer Link

Otras preguntas

This territory was annexed by the United States in 1898, five years after planters there overthrew the leader and requested the US to annex the territory.
What does ISBN stand for?
this means that if the length a = 2 then the length b = 3.236. in this case what is the length c
Which best describes the author’s viewpoint toward the actual Rosetta Stone in "The Rosetta Stone”? It is a fascinating artifact that can help people better und
Name a form of protest that Civil rights protesters used
Do not store flammable liquids with:
A punch recipe requires 2 cups of cranberry juice to make 3 gallons of punch. Using the same recipe, what is the amount of cranberry juice needed for 1 gallon o
Identify the type of pronoun error in the sentence. No one is expressing their opinion. reference or case or agreement?
Please answer the question from the attachment.
in a traditional economy,people would most likely