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OpenStudy (anonymous):
Use the information to write the appropriate variation equation, and find y for the given values. y varies jointly as x and z. Find y for the given values of x and z. y=10 when x=16 and z=4; x=8 and z=2. I am getting 2.5 is this correct?
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OpenStudy (aripotta):
i think it's 5 because x and z were halved, so y would be halved too
OpenStudy (anonymous):
that doesn't seem to be an answer choice.
OpenStudy (aripotta):
oh...well idk then. i'm sorry :/
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