# Math Help - Equations of perpendicular lines

1. ## Equations of perpendicular lines

I need help with this problem:

Determine the equation of the line that is perpendicular to y=4x-8 and that passes through the origin.

2. $
\begin{gathered}
m_{normal} = - \frac{1}
{4} \hfill \\
y = - \frac{1}
{4}x \hfill \\
\end{gathered}$