tranphuongyenkhue tranphuongyenkhue
  • 22-08-2021
  • Mathematics
contestada

If y is directly proportional to x and y = 20 when
x = 5,
(i) find an equation connecting x and y,

Respuesta :

jcherry99
jcherry99 jcherry99
  • 22-08-2021

Answer:

Step-by-step explanation:

y = kx

y = 20

x = 4

20 = k*4           Divide by 4

20/4 = k

k = 5

The equation is y = 5x

Answer Link

Otras preguntas

What was Jefferson’s official position regarding the Napoleonic Wars?
What shape has only 1 pair of parallel line
If your vehicle has an EFI system, A. press down on the accelerator before starting your engine. B. press down on the accelerator while starting your engine
The corner where the states of Utah, New Mexico, and Colorado meet is called the Four Corners. Identify a pair of vertical angles. Justify your response.
Narrative paragraph example
Are there Centrioles in Nerve cells?
a substance that moves  across a cell membrane without using the cells energy tends to move?a.)  away from the area of equilibriumb.) away from the area where i
Dan's stamp book has 2 pages with 4 rows of stamps on each page.  Each row has 2 stamps.  How many stamps are on these pages of Dan's stamp book?
Three more than the quotient of a number and two is 7
What is the average of something (mean or mode) I really need to know I forgot what the difference was ho