Answer
The graph is:
Work Step by Step
$6x-5f(x)-20=0$
Solve for $f(x)$. Start by taking $6x$ and $20$ to the right side of the equation:
$-5f(x)=-6x+20$
Take $-5$ to divide the right side:
$f(x)=\dfrac{-6}{-5}x-\dfrac{20}{5}$
$f(x)=\dfrac{6}{5}x-4$
The graph is shown below: