# SOLUTION: If x and y vary inversely, write an equation in simplest form that relates x and y when x=45 and y=3/5.

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 Click here to see ALL problems on Expressions-with-variables Question 22822: If x and y vary inversely, write an equation in simplest form that relates x and y when x=45 and y=3/5.Answer by stanbon(57307)   (Show Source): You can put this solution on YOUR website!x and y vary inversely means xy = k for some value of k. You need to find that k-value. Since y=3/5 when x = 45 you have this equation: (45)(3/5) = k k = 27 Therefore the equation you want is xy = 27 Cheers, Stan H.