masonforever07 masonforever07

15-05-2023
Mathematics

contestada

Suppose y varies inversely with x, and y=-5 when x=21. What is an equation for the inverse variation?

Respuesta :

mhanifa mhanifa

15-05-2023

Answer:

y = - 105/x

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General equation for inverse variation is:

y = k/x, where k- coefficient of variation

Find the value of k by substituting values of x and y:

- 5 = k/21
k = -5*21
k = - 105

Substitute the value of k to get the equation:

y = - 105/x

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