How do you find y when #x=12# if y is inversely proportional to x and #y=2# when #x=8#?

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Answer 1 · 2014-11-03T06:07:50

Since #y# is inversely proportional to #x#, we can wite

#y=k/x#,

where #k# is a constant.

Since #y=2# when #x=8#,

#2=k/8 => k=16#

Now, we know the complete formula

#y=16/x#.

If #x=12#, then

#y=16/12=4/3#.

I hope that this was helpful.