Question

In a combined variation, y varies directly with x and inversely with z ( y= kx/z). If y = 18, x = ⅓ and z = 3, find the following:
The constant of variation, k (2 pts)
Write the equation (2 pts)
Determine the value of x when y = 12 and z = 3. (2 pts)

Answer 1

ummmmm I don't know sorry

Answer 2

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