Question

if f(x) = 3/(6pi - 9x)
Then the slope of the tangent line to the graph of y=f(x) at the point (pi,-3/3pi) is the limit as x tends to ______ of the following expression ___________.

The Value of the limit is _________

It follows that the equation of the tangent line is
y = _____________.

Please help if you can thank you.