Question

If y=12 when x=3, how do you find x when y=6 given that y varies inversely as x?

Answer 1

For inverse variation:

`y = k/x^n` where `k` is the constant of variation.

From example:

`12 = k/3 => k = 36`

So:
When `y =6`

`6 = 36/x => x = 6`