SOLUTION: y varies jointly as x and z. y equals 64 when x equals 4 and z equals 4. Find y when x equals 8 and z equals 6.

Algebra ->  Inverses -> SOLUTION: y varies jointly as x and z. y equals 64 when x equals 4 and z equals 4. Find y when x equals 8 and z equals 6.      Log On


   

Question 1150093: y varies jointly as x and z. y equals 64 when x equals 4 and z equals 4. Find y when x equals 8 and z equals 6.
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
y=kxz-------------varies jointly as x and z.


y equals 64 when x equals 4 and z equals 4.
k=y%2F%28xz%29
k=64%2F%284%2A4%29
k=4


highlight%28y=4xz%29--------use this to answer the question.