If $\displaystyle f(x) = 2x+\frac{3}{x}$,

$f'( 4 ) =$

Use this to find the equation of the tangent line to the curve $\displaystyle y = 2x+\frac{3}{x}$ at the point $( 4 , 8.75 )$. Write your answer in the form:

$y = mx+b$, where $m$ is the slope and $b$ is the y-intercept.