121pepperstreet
121pepperstreet 121pepperstreet
  • 01-05-2020
  • Mathematics
contestada

Suppose y varies directly with x, and y = -4 when x = 25. What is x when y = 10? SHOW ALL YOUR WORK HERE OR YOU WON'T GET CREDIT!

Respuesta :

amna04352
amna04352 amna04352
  • 01-05-2020

Answer:

x = -62.5

Step-by-step explanation:

y = kx

-4 = k(25)

k = -4/25

y = (-4/25)x

10 = (-4/25)x

x = 10 × 25/-4

x = -62.5

Answer Link

Otras preguntas

If -2(3y+5)=-4, find the value of 5y
In 1940 What was Germany’s initial strategy for conquering Britain?
is a piece of cloth a point, line, or plane?
Explain the connection, or relationship between a protagonist and an antagonist.
Write an addition equation with a positive addend and a negative addend and a resulting sum of -8
what is a post hoc fallacy?
Write equation in function form 6-y=17x
What is two thirds of 120?
Explain why a mixed number is not in the set of intergers or whole numbers
What conditions must be met in order for a reaction to be considered exothermic?