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 Nov 30, 2018
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Inverse variation means that when one variable increases, the other decreases

 

k = varation constant = 7

x = 9

 

And we know that

 

k = xy     

 

7 = 9y           divide both sides by 9

 

7/9 = y

 

 

cool cool cool

 Nov 30, 2018

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