Find y, when x=4.

ka1leE
2021-09-27
Answered

x=-8, when $y=-\frac{1}{4}$ in an inverse variation.

Find y, when x=4.

Find y, when x=4.

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Maciej Morrow

Answered 2021-09-28
Author has **98** answers

The equation for an inverse variation:

$y=\frac{k}{x}$

Solve for k:

$-\frac{1}{4}=\frac{k}{-8}$

$k=(-8)\times (-\frac{1}{4})$

k=2

Substitute x=4, to find y:

$y=\frac{2}{4}$

$y=\frac{1}{2}$

Solve for k:

k=2

Substitute x=4, to find y:

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