sherinamurray
sherinamurray sherinamurray
  • 04-06-2017
  • Mathematics
contestada

y varies jointly as x and z. y = 56 x=4 and z =7. Find y when x=8 and z=5

Respuesta :

SammyAces
SammyAces SammyAces
  • 06-06-2017
Y varies jointly as x and z, here means y is proportional to x and z.
y = k*x*z
56 = k*4*7
k = 2
y = 2*8*5
y = 80.
Answer Link

Otras preguntas

archaeologist rely on what to learn about early humans
what are 4 reasons that contributed to the industrial revolution?
Which of the following describes theme? 1).writing that is vague and uncertain 2).explanations about how the actors sound and behave 3).a central message about
In an experiment where you change only the temperature, temperature is called what
Which answer is the sentence fragment? a. Minor-league players can win you over with their determination and energy. b. It was "Dollar Hot Dog Night" at the lo
Hamsa and liam bake 108 oatmeal bars. Hamsa makes 20 more bars than liam. find the ratio of the number of oatmeal bars hamsa bakes to the number of oatme
The Glorious Revolution took place in response to the __________. a. actions of James II c. Articles of Union b. English Bill of Rights d. monarchy of Charl
On an algebra test, the highest grade was 42 points higher than the lowest grade. The sum of the two grades was 138. Find the lowest grade.
Which US region historically has been dependent on the entertainment, software, and aerospace industries as part of its economy? idk what this is asking
What is 15.75 divided by 0.25 using a giant one?