Bharbie
Bharbie Bharbie
  • 03-04-2019
  • Mathematics
contestada

If x varies inversely with y and x = 4 when y = 8, find x when y = 16.

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 03-04-2019

Answer:

x=2

Step-by-step explanation:

The formula for inverse variation is

xy = k

We know x = 4 and y = 8

4*8= k

32 = k

xy = 32

We want to find x when y = 16

x*16 = 32

Divide each side by 16

16x/16 = 32/16

x =2

Answer Link
kadenli223
kadenli223 kadenli223
  • 06-04-2019

Answer:

xy=32

16x=32

x=2

Answer Link

Otras preguntas

how are simple cations and anions named ?
A sewing club used 48 feet of fabric to make 8 blankets. At this rate how many blankets can be made from 6 yards of fabric?
The $199.99 game console Amy purchased was on sale for 10% off. What amount did Amy get off the price?
What is 1 whole 1/4 subtract to 1/3
Is a persons DNA to be more similar to the DNA of his or her biological parents or to the DNA of one of his or her first counsins? Explain your answer.
passes through (-6,5) and parallel to 2x-3y=12
Can you solve this equation 13m-22=9m-6
Britain saw its colonies as a source of
Which group of words is a sentence fragment? A. Wolves are wild animals. B. Wolves and dogs are close relatives. C. A wolf can run up to 40 miles a day. D. As a
The cell membrane of a red blood cell will allow water, oxygen, carbon dioxide, and glucose to pass through. Since other substances are blocked from coming in,