goldeneagle1
goldeneagle1 goldeneagle1
  • 03-12-2018
  • Mathematics
contestada

The variables y and x have a proportional relationship, and y = 15 when x = 3. What is the value of x when y = 4?

Respuesta :

secskoralynell secskoralynell
  • 04-12-2018

Answer:

first equation:

y=kx

15=3(k)

k=5

second equation:

4=5x

x=4/5

Step-by-step explanation:


Answer Link

Otras preguntas

what is field research
Which of the following enzymes is used to make radioactively labeled DNA? A. DNA nuclease B. DNA phosphatase C. DNA polymerase D. DNA ligase
amie has 9 cats. each cat eats 1/3 can of food each day. how many cans of food are used each day?
Maria wrote the equation log(x/2)+log(20/x2) What is the solution to Maria’s equation?
In Franz Kafka’s The Metamorphosis, why does the protagonist dislike his job?
Simplify -14x^3/x^3- 5x^4 where x=?
Describe an object that is transparent. What quality makes it transparent?
Simplify the expression below -3(10x + 4y) + 6(6x − 2y)
Écrivez le participe passé de faire pour compléter la phrase. Julie a (blank) un petit tour de la ville.
Please help me out please