williambarr williambarr
  • 07-05-2020
  • Mathematics
contestada

P varies inversely with x. if p=7 when x=8, find the value of P when x=7

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 02-01-2021

9514 1404 393

Answer:

  P = 8

Step-by-step explanation:

The "varies inversely" relation can be expressed by the equation ...

  P = k/x

For the given values, we can find k to be ...

  k = Px = (7)(8) = 56

Then for the new value of x, we have ...

  P = 56/x = 56/7

  P = 8

Answer Link

Otras preguntas

please help me with this if you can
Describe information school age children need in preparation for puberty
The jet stream occurs in the mesosphere. Please select the best answer from the choices provided T F
the length of each side of an equilateral triangle is decreased by 4in so the perimeter is now 27 inches. what is the original length of each side of the equila
Dolphins (which are mammals) and sharks (which are fish) have stiff dorsal fins projecting from their backs that help them maneuver through water. these structu
8, 15, 14, 9, 1, 6, 3 What number would come next in the sequence above, 4, 7, 10, or 12? Explain your answer.
Convert 2.5 miles to km
A cube of iron (Cp = 0.450 J/g•°C) with a mass of 55.8 g is heated from 25.0°C to 49.0°C. How much heat is required for this process?
What does caliban want Stephano to do for him
Why is Earth nicknamed the “blue planet”? A. The global oceans have tinged the land with a blue color. B. Nearly 71 percent of its surface is covered by ocean
good job