ngearhartrobboy ngearhartrobboy
  • 26-05-2022
  • Mathematics
contestada

If x and y vary inversely, and y =6 when x=7, what is the constant of variation

Respuesta :

obinnachetachukwu
obinnachetachukwu obinnachetachukwu
  • 26-05-2022

Answer:

x alpha 1/y

: Introducing a constant k

x = k/y

where x = 7, y= 6

7 = k / 6

Cross Multiply

K ( constant) = 42

Answer Link
rdacoder
rdacoder rdacoder
  • 26-05-2022

Answer: k = 42

Step-by-step explanation:

Formula = [tex]y = \frac{k}{x}[/tex]

plug in values:

6 = [tex]\frac{k}{7}[/tex]

multiply both sides by 7

k = 42

Answer Link

Otras preguntas

factor: 6x+36=  how do I solve this problem
What are the unit rates for  4/8 , 5/25, 36/6, 14/21, 18/30, 28/16, 56/35, 45/108, 12/42, 39/26
98 divided by 7 please show how
What particles make up the nucleus of an atom?
Find the slope of the ski run that descends 15 feet for every horizontal change of 24 feet
What particles make up the nucleus of an atom?
Find the slope of the ski run that descends 15 feet for every horizontal change of 24 feet
-2n-h(4rx-6s)-3rx+3s i need help doing this problem
the perimeter of a rectangle is 120 meters. If the length of the rectangle is 20 meters more than the width, what are the dimensions of the rectangle.
98 divided by 7 please show how