finnthehuman21094
finnthehuman21094 finnthehuman21094
  • 04-04-2020
  • Mathematics
contestada

y varies directly as x and y=0.5 when x=2. What is y when x=10?

Respuesta :

leticiabirdine
leticiabirdine leticiabirdine
  • 04-04-2020

y=0.25x

Step-by-step explanation:

the initial statement is

y

∝

x

to convert to an equation multiply by k the constant of

variation

⇒

y

=

k

x

to find k use the given condition

y

=

0.5

when

x

=

2

y

=

k

x

⇒

k

=

y

x

=

0.5

2

=

0.25

Answer Link
noneofyou noneofyou
  • 04-04-2020

Answer:

y=2.5

Step-by-step explanation:

Proportion

(2/.5)=(10/y)

Answer Link

Otras preguntas

you have 1 case of soap bars and there are 150 bars in a case. you use 300 bars of soap per day. how many cases do you need to order to have enough for 7 days?
True or false one of the benefits of using an exercise ball is generally involves the core muscles?
What impact was affirmative action designed to have?
show twelve in four different ways use words pictures and numbers
Which of the following is an indicator of an unreliable website?
Which elements are found in high proportion in earth's crust?
Supporters of the spoils system claimed it made government more efficient because like-minded individuals cooperated. Opponents claimed it made government less
how is a net useful when finding the surface area of prisms and pyramids
A box is x inches high, (2x + 3) inches wide, and (2x + 5) inches long. In terms of x, what is the volume (V) of the box? A) V = 4x3 + 15x B) V = 4x3 + 4x2 +
The Dutch begin to build settlements along the Hudson River