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Suppose that y varies inversely with x, and y=4 when x=7. What is an equation for the inverse variation

Respuesta :

wegnerkolmp2741o

Answer:

xy = 28

Step-by-step explanation:

The formula for inverse variation is

xy =k

If y = 4 and x = 7

4*7 = k

28 = k

The equation is xy = 28

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