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

USE A NUMBER LINE TO FIND 8/9 / 8/45.
Why were people from Africa brought to Georgia?
what does etymology study?
The significance of the Open Door Policy for the United States lay in its (A) providing a use for the Philippines as a way station between China and the United
What is the slope of any line parallel to the line 8x + 9y = 3 in the standard (x,y) coordinate plane?
Can someone please help me ?
least number that has 2, 3, 4, as factors
Can someone please help me ?
A tree was chopped down and cut up in a local forest.The tree changed in shape.What kind of change took place?A.chemical changeB.physical change C.phase changeD
What are abiotic factors of the enviroment lynx