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

Hi, need help with this, which area model would be correct?
Another math problem, i really, really need help with this one -4x^2-3+4+3-5y^2+3y^2-5y^2
find two consecutive odd numbers such that sum of the larger number and twice the smaller number is 27 less than four times the smaller number
pa tulong need q today​
What were the benefits of the United States westernizing other countries like Asia, The Philippines, Hawaii etc?
A trader sold a watch for 15000 making a profit of 3000 what was his percentage profit?​
What do you think is the best leisure activity for teenagers?
Mg + 2HCI MgCl2 + H2 Classify
whats the answer to this
HELP?!? "I will give Brainiest"Review the questions listed on page 269. Then use a chart like this one to compare the two poems. What characteristics do they sh