Answer
Y is a function of x for this equation.
Work Step by Step
This question asks whether the equation defines y as a function of x (one-to-one function)
$3x + \sqrt y = 8$
$\sqrt y = -3x+8$
$y = (-3x+8)^{2}$
For one value of x, there is one value of y, so y is a function of x for this equation.