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Mathematics 9 Online
OpenStudy (anonymous):

y varies directly as x and inversely as z and y=8 when x-2 and z=9

myininaya (myininaya):

y=kx/z

myininaya (myininaya):

to find the constant k just plug in the values 8 for y and x=9 and what is x?

myininaya (myininaya):

i don't know how to use x-2

OpenStudy (anonymous):

or k=yz/x

OpenStudy (anonymous):

x is 2

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