SOLUTION: The value of y varies jointly with the values of x and z. When x=4x=4 and z=9z=9 , the value of y is 360. What is the value of y when x=5 and z=12 ?

Question 1037590: The value of y varies jointly with the values of x and z. When x=4x=4 and z=9z=9 , the value of y is 360.
What is the value of y when x=5 and z=12 ?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
The value of y varies jointly with the values of x and z. When x=4x=4 and z=9z=9 , the value of y is 360.
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y = k*x*z
Solve for "k"::
360 = k*(4x?4)(9z?9)
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Check your post..
Cheers,
Stan H.
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What is the value of y when x=5 and z=12 ?
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