Assume that y varies inversely as x, how do you write an inverse variation equation that relates x and y given y=2 when x=20?

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Answer 1 · 2017-04-09T05:59:42

#y = 40/x#

#yprop1/x#

#y = k/x# , k is a constant that you need to find.

Since you have values of y = 2 & x = 20,

2 = #k/20#

To find k,

#2*20# = #k/20 *20#

k = 40

Hence, #y = 40/x#