Find an equation of variation in which $y$ varies inversely as $x$ and the following is true.
-$y=23$, when $x=3$
A) $y=\frac{26}{x}$
B) $y=\frac{7.67}{x}$
C) $y=\frac{69}{x}$
D) $y=7.67 x$

Question

Quizplus · Accepted Answer

In an inverse variation, $y = \frac{k}{x}$, where $k$ is the constant of variation. Given $y=23$ when $x=3$, we find $k$ by multiplying $23 \times 3 = 69$. Thus, the equation is $y = \frac{69}{x}$.

Find an Equation of Variation in Which yyy Varies Inversely As xxx

Find an Equation of Variation in Which $y$ Varies Inversely As $x$